Fits Most Size Beverages: Delta Cycle’s Expanding Beverage Holder accommodates almost any size coffee cup, bottle, or tumbler for easy on-ride access. Keep your drink secure everywhere you go. Available in multiple colors to match any aesthetic. Secure Grip: Integrated rubber grippers keep your beverage secure on bumpy rides. Its flexible design can fit any size beverage from small water bottles, coffee cups, to a larger thermos or Hydro flask. Easy to Install: Easy and tool-free installation. Integrated thumb screw and rubber shims fit easily on any size handlebar for quick setup before you go. Mounts to any round bar up to 31.8mm diameter. Quality Construction: Precision molded from thermoplastic and stainless hardware for durability. Built to work well and last through all your rides. The Brand You Trust: For more than 35 years, Delta has been the brand you can trust with US-based design, engineering, and customer support. We are driven to design original and purpose-built products that improve our customers’ lives and experiences.