2 SIZES AVAILABLE The liner have 2 sizes available: Size S -- 45 x 82.6inch(115 x 210cm) Size M--63 x 82.6inch(160 x 210cm) All sleeping sack liners are long and wide enough for tall person to move around and stretch out legs, turn comfortably in your sleeping bag or hostel bed. The compact sleeping bag liner can packaged in a carry pouch (21x21cm (8.3x8.3"))to save space,makes it easy to carry. [PREMIUM MATERIAL ] The sleeping bag liner is made of premium cotton and polyester, no pilling or fading at all, which is different to the normal cotton and can be used for a long time. Feeling silky soft, comfortable and breathablevery nice to your skin. [PERSONALIZED DESIGN ] The travel sleep bag liner has a 39" (100cm) opening on one side to make it easy for you to get into.And comes with a built-in pillowcase to wrap the pillow completely.It can be used alone as a sleeping bag for separate dirty things, or used as a liner in down sleeping bag,or as a hotel sleeping sack. Keeps you comfortable throughout the night [MULTI APPLICATION ] The camping sheet can be used alone as a sleeping bag for separate dirty things and body oils, or used as a liner in down sleeping bag to increase its lifespan.Ideal for outdoor traveling, camping, hiking, backpacking, picnic and etc.