Humangear - Capcap - Blue

The CapCAP provides a more comfortable drinking spout for wide-mouth water bottles by converting it to a 2-in-1 cap with a narrower upper level. Features Compatible with HydroFlask, CamelBak, Nalgene, and other wide-mouth bottles Rubberized grips for easy use with glovesCapKeeper notch holds smaller cap in place while drinkingSpecifications Opening Size: 2.5" (63mm)Weight: 1.4 ozDishwasher safe BPA-free, PC-free, and Phthalate-free