Features:The mesh design of water bottle attachment for tactical bag is more convenient to avoid accumulation of water at the bottom of the bag during exercise or mountaineering.You can send the hiking water bottle holder to your father brothers sisters boyfriends husband wife colleague sport club members and more on birthday Christmas Thanksgiving and other holidays to show your concern and love to them.Specifications:Main material: polyesterColor: blackSize: about 26 x 11 cm/ 10.24 x 4.33 inches. The front pouch is about 4.33 x 5.12 inchesPackage includes:2 x Water bottle holders for backpackNotes:Manual measurement please allow slight errors on size.The color may exist a slight difference due to different screen displays.Please confirm the size before ordering.