This 2nd generation Specialized Big Mouth bottle with the MoFlo cap delivers the highest flow rate, is easy to open, effortless to use, and leak-proof when closed. A premium bottle for our premium products!
100% SATISFACTION GUARANTEE
First Endurance is dedicated to bringing you the best endurance products available. Our “100% Performance Guarantee” ensures that any item you purchase from First Endurance Canada meets these high performance standards.