The Sentinel Bottom Pocket connects to the bottom of the Sentinel Bino Harness and Skyline Bino Harness to provide secure storage for sunglasses, GPS units, ammo, snacks, etc. Features & Specs Integrates with the Sentinel Bino Harness Weight: 1.5 oz. Dimensions: 2.5" x 6" x 2.25" (H x W x D) Constructed of 3-Layer HydraShield™ waterproof textiles Elastic ammo holders fit 2 large caliber rounds or 4 small caliber rounds Stone Glacier Sentinel Granite Grey Regular Bino Bottom Pocket 70058-GG-R