Oxford polyester and linen materials against water. The bag is from the category of multi-use daily bags for both boys and girls, for school - club - gym - university - lessons and many other uses. The inner lining is lined with specially woven fabrics , with specifications that we set to be distinguished by strength, texture and aesthetic appearance that confirms our attention to details, even if it is internal. The bag has a main pocket and an inner pocket, which is intended for the father, books, and other things. Two sub-pockets with the same flat area as the bag. The back of the bag comes with four layers of fabric, sponge and foam. The zipper of the bag was carefully chosen to bear with you in the most difficult circumstances, and it is very reliable. The bag comes in dimensions