The fabric contains 83 percent cotton and 17 percent Tencel lyocell, constructed to give denim the rigid look of a 100 percent cotton jean but with the comfort and soft handle of Tencel.

Thanks to their use of clever fabric they’re also designed ... aims to deliver on all of these fronts, thanks to its Tencel top layer, waterproof membrane, allergen barrier and moisture-wicking ...

This is down to its special Tencel top layer and breathable material. It's 100% waterproof which is always handy, and is dust and anti-allergen. We think this offers great value for money ...

While the waterproof layer in most mattress protectors ... The eucalyptus derived Tencel Lyocell fabric is cool-to-touch and remained so after the many spill tests and washes.