The Little John Frame Bag is designed to fit on the top tube or under the top tube as a small storage bag while you ride. It provides plenty of room to carry a smartphone (any size phone with or without a case), energy bars, sunglasses, and keys. This bag allows you to bring along everything you need while riding. Product features: - frame bag mounts on top tube or under top tube - 3 multi-positional straps for mounting - fits the largest phones with large cases - made of 840 denier nylon & polyester - 9" x 1 3/4" x 4"