100% Recycled Cotton Canvas. This yoga mat bag combines ultimate organization allowing users to protect their yoga essentials with style. With dimensions of 28" long and 10" high, this yoga mat carrier has enough space to store and protect large yoga mats, yoga blocks, towel, blanket, bottle, books, clothes and more. Also includes an inside pocket for small item storage such as keys, phone, etc. Super Durable construction made with 8 ounce or 300 gsm recycled cotton canvas fabric to sustainably carry your equipment with ease over and over again.