Material and Structure: Nylon material, lightweight,comfortable and durable. 1 main large compartment with zipper closure on top and 1 side pocket with zipper closure for phones keys makeups etc. Dimension: 19.7(L)x7.5(W)x9.8(H) inch / 50 x 19x 25 cm. Weight: 1.4 lb/0.65kg. Perfect for gym, training, yoga, dance, everything fits (smartphone, towel, water bottle, book, sportswear, shoes, purse etc.)