Bamboo Silk

What Is Bamboo Silk? The Honest Truth About "Silk" Rugs

· 10 min read
What Is Bamboo Silk? The Honest Truth About "Silk" Rugs

Browse handmade rugs online and you'll see the word "silk" everywhere: bamboo silk, art silk, banana silk, botanical silk, vegan silk. These rugs have a beautiful sheen and a soft, cool feel, and they're often far cheaper than you'd expect for something called silk. So what are they really made of?

In almost every case, the answer is viscose, a fiber made from plant cellulose. It's not a scam and it's not a bad material, but it behaves very differently from real silk and from wool, and knowing the difference helps you choose the right rug for the right room. This guide explains what bamboo silk actually is, where it came from, how it compares with real silk and wool, where it works, how to care for it, and how to read a rug label honestly.

Blush Horizon Rug, an irregular-shaped ombre rug fading from burgundy to blush and cream, in a living room with a white sofa
Soft sheen and smooth color transitions, like the Blush Horizon Rug, are where viscose highlights shine.

The short answer

  • Bamboo silk is viscose (also called rayon): a regenerated fiber made by chemically dissolving plant cellulose, such as bamboo pulp, and spinning it into yarn.
  • It isn't real silk, which comes from silkworm cocoons and is a protein fiber.
  • It looks and feels lovely but is softer, less resilient and more sensitive to water than wool.
  • It works best as a highlight on a wool rug, in lower-traffic rooms.

What is bamboo silk?

Bamboo silk starts as bamboo, but by the time it becomes yarn, it's no longer bamboo fiber in any meaningful sense. The bamboo is broken down into pulp, the cellulose is dissolved with chemicals, and the solution is forced through tiny holes to form new filaments. That process creates a regenerated cellulose fiber, the same family of fibers as viscose and rayon made from wood pulp or other plants.

The result is a smooth, shiny, soft yarn that takes dye beautifully and catches the light like silk. That's why it's so popular in rugs: it gives a luxurious sheen at a price far below real silk.

What the US rules say

In the United States, the Federal Trade Commission (FTC) says that "bamboo" isn't a generic fiber name. Textiles made from bamboo pulp that has gone through a chemical fiber-making process must be labeled and advertised as "rayon (or viscose) made from bamboo", not simply "bamboo". The FTC has fined several large retailers for mislabeling rayon products as bamboo (SGS summary of FTC actions). The same logic is why we describe our rugs as New Zealand wool and wool blends, and why we explain that the "bamboo silk" in them is viscose.

A short history of "artificial silk"

Real silk has been prized for thousands of years, and for most of that time it was rare and expensive. In the late nineteenth century, chemists in Europe set out to make a cheaper fiber with the same shine, using cellulose from plants. The result was first sold as "artificial silk", and over time it became known as rayon and viscose. Early versions were made from wood pulp and cotton waste; today, manufacturers use a range of plant sources, including bamboo.

The term "art silk", short for artificial silk, is still common in the rug trade, especially in India, and it means exactly that: a viscose fiber made to look like silk. "Bamboo silk" and "banana silk" are newer marketing names for the same idea, highlighting the plant the cellulose came from. None of these names means the rug contains silk from silkworms.

Understanding this history helps when you're shopping. Whenever you see "silk" attached to a plant name, or at a price far below what real silk rugs cost, you're almost certainly looking at viscose.

All the names for the same fiber family

Name you'll see What it usually is
Bamboo silk Viscose (rayon) made from bamboo pulp
Art silk / artificial silk Viscose, the original name for it
Botanical silk / vegan silk Usually viscose or another regenerated cellulose
Banana silk Often viscose; sometimes a natural fiber from banana plants
Rayon / viscose The accurate generic name
Real silk / mulberry silk A protein fiber from silkworm cocoons

If a rug is described as silk but priced like a mid-range rug, it's almost certainly viscose. Real silk rugs are among the most expensive rugs made.

Bamboo silk vs real silk vs wool

Bamboo silk (viscose) Real silk Wool
Source Plant cellulose, chemically processed Silkworm cocoons (protein) Sheep's fleece (protein)
Look High sheen, vivid color Deep, refined luster Soft, matte to low sheen
Feel Very soft, cool, smooth Soft, smooth, fine Springy, warm, cushioned
Resilience Low; crushes and flattens Moderate High; springs back
With water Weakens when wet; can mark or discolor Delicate; needs specialist cleaning Naturally water-repellent surface
Price Low to mid Very high Mid to high
Best for Highlights, low-traffic rooms Heirloom pieces, low traffic Everyday living, high traffic

The good: why designers love bamboo silk

Lilac Flow Rug, a wavy-edged ombre rug in rings of lilac and purple, in a living room with plants and a leather sofa
Gradients like the Lilac Flow Rug show off how well these yarns hold color.
  • Sheen. Viscose reflects light, so patterns seem to shift and glow as you walk around the rug.
  • Color. It takes dye vividly, which is why it's often used for bright accents, fine lines and smooth gradients.
  • Softness. It feels silky and cool underfoot.
  • Price. It gives a silk-like look for far less than real silk.
  • Contrast with wool. When wool and viscose sit side by side, the matte wool and shiny viscose create a raised, almost embossed look, without any carving.

The honest downsides

  • It's weaker when wet. Viscose loses much of its strength when it gets wet, so spills, pet accidents and heavy cleaning can damage it.
  • Water can leave marks. Spills on viscose can cause watermarks, browning or a change in texture if not handled carefully.
  • It crushes. Viscose doesn't spring back like wool, so heavy furniture and foot traffic leave flattened areas and visible paths more quickly.
  • It can shed and fuzz more than wool, especially in busy areas.
  • It needs specialist cleaning. Most viscose rugs shouldn't be wet-cleaned at home.

None of this makes bamboo silk a bad choice. It simply means it belongs in the right place, used in the right way.

How we use bamboo silk in our rugs

Our rugs are hand-tufted in New Zealand wool and wool blends. In many designs we use bamboo silk (viscose) for highlights: a shimmering line, a gradient, a glowing accent color. The wool gives the rug its resilience, warmth and durability; the viscose gives it sheen and detail. We think that combination is the sweet spot for most homes: the look of a luxury rug with the everyday toughness of wool.

If you're choosing for a busy room, look for designs where wool makes up most of the surface. If you're unsure how much of a particular design is viscose, ask us before you order.

Where bamboo silk works, and where it doesn't

Room Good fit? Why
Bedroom Yes Low traffic, bare feet, few spills
Formal living room Yes Moderate traffic, shown off in good light
Home office Mostly Use a chair mat in the chair zone
Family room with kids or pets Wool-rich designs Spills and accidents are hard on viscose
Entryway or hallway Wool-rich designs Grit, water and traffic
Dining room Wool-rich designs Food and drink spills, chairs dragged across
Kitchen or bathroom No Too much water

See our guides to rugs for homes with pets and kids and rugs for high-traffic areas for more on busy spaces.

Caring for a rug with bamboo silk

  • Blot spills immediately with a clean, dry, white cloth. Press firmly; don't rub, which can distort the fibers.
  • Use as little water as possible. Avoid soaking the area, steam cleaners and carpet shampooers.
  • Dry quickly. If an area gets wet, blot it thoroughly and help it dry with a fan.
  • Vacuum gently on low suction with the beater bar off.
  • Use a rug pad to reduce crushing and friction.
  • Rotate the rug every 6 to 12 months to spread wear.
  • Book professional cleaning from a rug cleaner experienced with viscose.

Our rug stain guide has stain-by-stain advice, and an optional stain-resistant coating adds extra time to blot spills.

How to tell real silk from viscose

Blush Sand Rug, a beige rug with flowing pink squiggle lines, in a living room with a cream sofa
Fine lines with a gentle sheen, as in the Blush Sand Rug, are a classic use of viscose highlights on a wool ground.
  • Price. Real silk rugs are very expensive. A "silk" rug at a mid-range price is almost certainly viscose.
  • Label. An honest label names the fiber: viscose, rayon, or "rayon made from bamboo". Vague terms like "silk touch" or "luxury silk blend" are a warning sign.
  • Burn test. Rug professionals sometimes burn a single loose fiber: real silk smells like burning hair and leaves a crushable ash, while viscose smells like burning paper. Only ever do this safely with a stray fiber, never on the rug itself, and ideally leave it to a professional.
  • Ask the seller. A good maker will tell you exactly what's in the rug.

Questions to ask before buying a silk-look rug

A few direct questions will tell you almost everything you need to know, and an honest seller will be happy to answer them.

  1. What exactly is the pile made of? Ask for the fiber names and, ideally, the approximate percentages: for example, mostly wool with viscose highlights, or mostly viscose.
  2. Where is the viscose in the design? If it's used for fine lines and accents, the rug will wear much like a wool rug. If it covers large areas, treat the rug as delicate.
  3. How should I clean it? A good maker will give clear instructions and tell you whether professional cleaning is recommended.
  4. What is the backing? On hand-tufted rugs, the backing holds the tufts in place; ours is cotton canvas with latex.
  5. Can I see close-up photos? Close-ups show the difference in sheen between wool and viscose areas and how densely the rug is made.
  6. What happens if it arrives damaged? Check the returns and damage policy before you buy, especially when ordering online from another country.

Reading a rug label: a quick guide

If the label says It means
100% wool Only wool in the pile
Wool and viscose / wool blend Wool with viscose highlights or a mixed yarn
Viscose made from bamboo Bamboo silk, accurately labeled
Bamboo silk / art silk Viscose, with a marketing name
Silk Ask for the fiber content in writing
Wool feel / wool look Probably synthetic

Is a bamboo silk rug right for you?

Choose a rug with bamboo silk highlights if you love sheen and color, the rug is going into a bedroom, formal living room or other lower-traffic space, and you're happy to blot spills promptly. Choose a wool-rich design if the rug is going into a busy family room, an entryway or a home with young kids or pets. And if you want both, a wool rug with viscose accents gives you the best of each.

Frequently asked questions

Is bamboo silk real silk?

No. Bamboo silk is viscose (rayon), a regenerated fiber made from plant cellulose. Real silk comes from silkworm cocoons.

Is bamboo silk durable?

It's less durable than wool. It's softer, crushes more easily and is weaker when wet, so it's best used as highlights or in lower-traffic rooms.

Can you wash a bamboo silk rug?

Not at home with lots of water. Blot spills, keep water to a minimum and use a professional rug cleaner experienced with viscose.

Is bamboo silk eco-friendly?

Bamboo grows quickly, but turning it into viscose is a chemical process, so the fiber isn't automatically eco-friendly. The FTC says environmental claims for bamboo-derived textiles must be backed up.

Why do your rugs say "wool and wool blends"?

Because many of our designs combine New Zealand wool with bamboo silk (viscose) highlights, and we'd rather describe them accurately than call them silk.

Shop rugs with a soft sheen

Read next: wool vs viscose vs cotton rugs, why New Zealand wool and what makes a wool rug expensive.

Every rug is handmade to order for you and ships in 8 days. In the US, it's delivered to your door in 2 to 3 weeks, with shipping and import duties already paid.