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Endurance Threads Mtn Bike 21oz Water Bottle

Endurance Threads Mtn Bike 21oz Water Bottle
  • Color: Black
  • Color: Green
  • Color: Smoke
  • Color: White
Please select options


Light weight and flexible bottle with our most popular design!

Specialized Little Big Mouth 21oz Bottle. It's conveniently shaped and absolutely leak-proof. It has a tight-sealing Big Mouth screw top that's ultra-wide for adding things like ice or your hydration powder of choice. This piece also provides an incredible level of water flow that's up to 50% greater than the competition. The bottle has a flexible, ergonomic design that grips to cages and fits easily in the hand, while the bottle's construction is made from BPA-free plastic that's 100% FDA food-grade approved.

Tight-sealing Big Mouth screw top is wide enough for ice cubes and powder drink mix. Wide water channel delivers 50% greater flow than other leading bottles. Plus, improved functional outside grip.

Large, soft reliable poppet top is easy to activate, delivers excellent flow, and seals tight. 100% Leak Free
Easy to grip, more flexible than original Little Big Mouth
BPA-free plastic made from 100% FDA food-grade materials and printed with non-solvent base (UV cured), CPSC-approved ink and materials

Part Numbers

Option MPN Store SKU
Black 21oz-MtnBike-Black MTN22859798K
Green 21oz-MtnBike-Green MTN22190331N
Smoke 21oz-MtnBike-Smoke MTN2251606E
White 21oz-MtnBike-White MTN22611699E