Standard Flex Straw Cap TPFB-BO With a 600-fill recycled down

With a 600-fill recycled down insulation

and wind-resistant

The ultra-light UVX fabric wicks and dries quickly and laser-cut breathing holes aid airflow and helps prevent sunglass fog

Excellent Manageability - Lower memory for superior casting

Improving upon standard protection against corrosion

Standard Flex Straw Cap TPFB-BO With a 600-fill recycled downFlip and Sip. Hydration on the go just got easier with our leakproof, insulated Flex Straw Cap. Add it to your favorite Standard Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere. Product Benefits Standard Mouth Flex Straw Cap fits all Hydro Flask Standard Mouth Bottles Straw is easy to trim to fit your favorite Hydro Flask Flex Strap is easy to transport and comfortable to carry Honeycomb Insulated cap for maximum temperature retention