Sleep comfort and mattress protection is yours with the Cool-Tech advanced twin-XL mattress protector. With significantly more cooling material than competitive products, you can actually FEEL the difference. Its high performance fabric will keep you cool as you sleep and provide a barrier against dust mites and allergens. Your mattress investment will be protected from stains and spills—a win for maintaining a fresh, clean mattress.Made of polyethylene and performance fabric | Twin-XL mattress protector | Air pockets for temperature regulation | CoolTech: high performance cooling fabric and breathable construction help to dissipate heat | Protects mattress from stains and spills | Provides a barrier to dust mites and allergens | 2-year warranty