Lightweight Sling Backpack Small Packable Crossbody Day Pack The main pocket is 15inch *8inch can fit for your iPad mini or iPad air.The front zipper pocket to hold your phone, car keys for quick access.An inner slash compartment to organize your ipad and note book, purse, wallet, car keys, cards and other valuables.Side mesh pocket: about 8.7 inches for bottle or folding umbrella. Foldable & Packable It can fold up into an ultra-compact package. The folded size is approximately 7.1" x 5.9". Ultra Lightweight Weight Only 0.31 lbs! This sling bag is super light and great for weight reduction. Perfect for hiking, traveling, or everyday use. Water Resistant Nylon construction keeps rain out and prevents infiltration. (Caution. Please do not expose it to heavy rain or immerse it in water for a long time without any rain cover). Cycling Travel Running