Standard Mouth Insulated Sport Cap Food Honeycomb™️ Insulation for maximum temperature

Honeycomb™️ Insulation for maximum temperature retention

the straws collapse when not in use for quick storage

Add it to your favorite Standard Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere

10 oz Rocks

Standard Mouth Insulated Sport Cap Food Honeycomb™️ Insulation for maximum temperatureSip. Refresh. Go. From mountain trails to morning yoga class, our Standard Mouth Insulated Sport Cap lets you hydrate one handed and on the fly. Its the first insulated sport cap specifically designed to keep water in your Hydro Flask bottle ice cold, sip after sip. Product Benefits Compatible with all Standard Mouth bottles Insulated for enhanced temperature protection Quiet, "no whistle" valve Sport Cap is not intended for use with hot liquids and