SIZE：18.11"(H) X 11.42"(L) X6.3"(W) / 46cm X 29cm X 16cm,weight 0.65kg. Girls Backpack is made of waterproof and wear-resistant fabric. The backpack equipped with one cord,which connects your device on the outside to your own charging bank on the inside.Notice：There Is No Battery Bank Within The Package. If You Want To Use The Charging Port, Please Buy A Battery Bank By Yourself. Brand new