Size:10 X 4 X 12 InchesOne Main Compartment Can Hold A Lot Of Things, Such As An Ipad, A Set Of Clothes That Are Not Very Thick, Fruit, Food, Fruit, Small Books Etc, And Small Toys Can Be Put On The Front Pocket. You Can Put Down The A4 Size Book.Two Both Side Pocket Perfect Size For Water Bottle /UmbrellaMaterial: High Quality Will Weave Cloth Backpack ,Durable And Lightweight Water Resistent,Machine WashableChest Clip And Safety : The Safety Chest Buckle (Removable )Can Prevent Children'S Shoulder Straps From Slipping,Anti-Lost Leash, Keep Your Baby In Your Safety DistanceIdeal Gift: Preschool Bag/ Travel Bag/ Picnic Bag /Nappy Bag Where Fun Meets Function, Ideal For School, Travel, Trip, Outdoors Activities (Camping, Picnic).Most Suitable For Children'S Birthdays, Parties, Parties, Christmas Gifts And Many Happy Hour Gifts.