Features: 1.【High Quality Soft Sleep Surface】Made of high-quality, breathable 120 GSM polyester microfiber, which is more durable, more skin-friendly, more comfortable and smooth than 90% polyester fabrics (100 GSM) on the market Our twin xl mattress topper for college can help distribute your weight and alleviate pressure points evenly throughout the mattress, allows you to sleep soundly and wake up without back pain 2.【Extra Thick & Breathable】A extra thick layer of super fluffy and plush down alternative filling—Come stuffed with 50% more filling than other pads on the market. Its 3D snow-down cube-quilted baffle box design top is stuffed with down-alternative ( polyester fiber) for greater softness. Certified STANDARD 100 by OEKO-TEX 3.【Deep Pocket & Secure Fit 】The elasticized skirt fits snugly around mattresses up to 18" thick to fit any bed mattress. Mattress topper twin xl by using high gram weight microfiber with a 2 cm wide elastic rubber band , its strong elastic helps you to get a tight grip around the mattress ,and fits better than other twin size mattress topper 4.【Easy Care & Use】The bed topper twinxl is commercial machine washable and does not require expensive dry cleaning. Note——many other products use a non-woven fabric layer on the backside of the topper to reduce material cost, which can only be used on side. But our topper fabrics are made of high-quality microfiber on the front and back, which can be used on both sides, extending the lifespan to double Specification: Composition: Polyester, Color: White Size： Twin：39*75*2in ，18in Deep pockets TwinXL:39*80*2in，18in Deep pockets Full:54*75*2in，18in Deep pockets Queen:60*80*2in，18in Deep pockets King:76*80*2in，18in Deep pockets Calking:72*84*2in 18in Deep pockets Package included: 1 *pc mattress topper