Bell, 25 OZ, Large, H1 Water Bottle/Cage, Rubber Grip Provides Comfort & Improved Handling, Tethered Dust Cover Keeps Bite Valve Clean, Clear Fill Window With ML & OZ Markings Are Great For Sports Drink Mixes & Allows User To See Fluid Level, Wide Mouth Opening Fits Ice & Makes Cleaning Easy, Molded Cage Is Lightweight & Includes 2 Screws For Easy Frame, Mounting.