Small, but mighty, the Breakaway Session Muck is the ideal companion for dusty single-track and muddy rides.
Lightweight and squeezable, the Session Muck features a Muckguard cap cover that protects the Surge valve from whatever the trail dishes up. This unique 15 oz size is built to fit any frame size and is compatible with full suspension bike frames that are tight on space.

Full Features

• Muckguard Protects Surge Valve from whatever the trail dishes up. Designed for mountain bikers, gravel grinders, and all-weather roadies. Opens and closes with one hand – seals valve when closed.
• The Breakaway Surge valve maximizes flow rate and self-seals to eliminate spills and splatter. Its spill-proof when open, and pushes closed for leak-proof transport.
• Unique 15oz size was designed with mountain biking in mind – built to fit any frame size and/or full suspension bike with limited real estate for bottles
• Polar Bottle is the original, 100% BPA-free insulated water bottle. The updated Breakaway water bottle features a sleek, single-wall design that is light, durable, and compact.
• Our bottles are designed with ultra-light materials and a unique grip groove, so you can hydrate with an easy squeeze.
• The innovative Polar Bottle Surge Cap is two pieces – cap and valve – and is easy to clean. Simply twist, pull, and wash. Plus, theyre dishwasher safe.
• Polar Bottle insulated water bottles are crafted in Colorado to reduce environmental impact and support local economies. Designed to last, each one of our water bottles comes with a lifetime guarantee.

Muckguard
Protects Surge Valve from whatever the trail dishes up. Designed for mountain bikers, gravel grinders, and all-weather roadies.

Optimized Cage Fit
The new 15 oz volume fits any frame size and/or full suspension bike with limited real estate for bottles. A perfect fit for side-loading cages.

Lightweight
A sleek, single-wall design that is light, durable and compact. Bottle shape and ultralight construction make it easy to squeeze.

Specs

• Capacity: 440 ml / 15 oz
• Dimensions: 152 mm x 74mm / 6 in x 2.9 in
• Weight: 79 g / 2.8 oz
• Material: LDPE, TPU Valve

SKU# SWM15OZ13_15oz, SWM15OZ10_15oz