The Protect-A-Bed Harmony Tencel Mattress Protector offers 5-sided protection for your mattress, featuring a soft, waterproof, and breathable Tencel™ sleep surface that extends to the sides and is safe for both adults and children. Made from sustainably sourced wood-based fibres, it provides superior moisture-wicking and is hypoallergenic, acting as a barrier against dust mites, mould, and other allergens while protecting against spills and stains.