Low-profile storage for high-intensity training and running. Constructed from a super durable Cordura® with water-resistance for all weather conditions. A large neoprene back panel provides an ergonomic form-fit with laser perforated ventilation holes. Waterproof zip tape on both front pocket zippers. The pack is secured with a YKK quick-release buckle and Fidlock® PULL hook buckle. Dimensions: Front panel: 8.5" W x 5" H Back panel (at center): 8.5" W x 8.5" H Form-Fitting Low-Profile Design Cordura® Fabrication Neoprene Back Panel Waterproof Zip Tape YKK Quick-Release Buckle Fidlock® PULL Hook Buckle.