【Durable Material and Lightweight】- See Through swimming backpack is made of heavy-duty polyester mesh that withstand intense wear and tear from the sea, sand. Lightweight will reduce the weight of the package and make it easier to carry. 【Semi-Transparent Mesh Backpack】- Heavy duty mesh backpack with large size double zipper main compartments, which is enough to hold daily items. 【Suitable for Various Occasions】- You can take it to the beach (sand falls out, suits air dry), or go hiking, camping, use for travel (to work), store sports equipment for indoor or outdoor sports. 【Improve Security】– Comply with security policies at airports, stadiums, and more! Many public venues require transparent or mesh bags for security. 【Beach Backpack】 Light and sturdy, the straps to adjust it are pretty long, mesh backpack dry fast and it has ample room for everything, can wear it on the back, front with the padded shoulder straps. NOTE: THIS ITEM IS NOT INTENDED FOR USE BY CHILDREN 12 AND UNDER.