Carries a range of handle less cups, like your morning coffee, tea or hot chocolate cup. CupClamp securely holds your drink on your handlebars so your hands are free to ride your bike. The angled rim allows to fit various cup/mug sizes. Quick and easy access to place the cup into the clamp, or take your drink with you off your bike. Note: Cup holder mounts facing the cyclist (inside of the handlebars). WARNING: Be cautious when riding with hot liquids; hot liquids can cause harm if spilled. Material: Polycarbonate, Color: Black, Diameter of CupClamp: 3.25" (8.3 cm), Size of CupClamp (L, W, H): 3.5" x 3.5" x 1.25"-1.69" - Angled Rim, Weight: 3 oz. (85 g), Item No.: IB-CB1.