ClevaMama Tencel Fitted Waterproof Mattress Protector The Tencel Waterproof Mattress Protector fitted sheet has been designed to help you and your toddler through the stresses of nighttime toilet training. Made with 100% Tencel, with fibers derived from sustainable wood sources, it is naturally anti-microbial, resisting dust mites, bacteria & allergens. It is luxuriously soft, breathable, waterproof and absorbs substantially more than cotton ensuring a drier and healthier sleeping climate. Tencel® unites the advantage of many fibres which makes it as fine as silk, as strong as polyester, as cool and pleasant to touch as linen and as warm as wool. With a polyurethane waterproof under layer and 360° elastic for secure fitting it is an easy, practical and discreet way of guarding against wet beds and damaged mattresses. Ideal for sensitive skin. Features Tencel® as fine as silk,more absorbent than cotton & as cool as linen. Ideal for sensitive skin Naturally anti-microbial; resisting dust mites, bacteria & allergens Luxuriously soft & breathable mattress protector fitted sheet with 360° elastic for secure fitting