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The updated Hydrapak SF500 now has a flexible webbing hand strap, making it an easy to hold handheld soft flask for minimalist runners. Easy to refill and clean with its wide 42mm opening. Leakproof auto-shut off valve, twist locking cap, high-flow bite valve. Go the distance without running out of fuel.

Designed to carry gels, water, electrolytes, or your own nutrition mix

Flexible design shrinks as you drink reducing movement and easily packs away when empty

• The ideal hand-held solution for running or fast packing
• Soft material conforms to your hand and the webbing handle provides a comfortable carrying experience
• Flexible design shrinks as you drink, reducing water movement on the run
• High-flow bite valve auto-seals after each sip and includes a twist locking cap for added security
• Large 42mm opening makes it easy to fill with ice or nutrition mixes
• Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
• Wide working temperature range (can be frozen – max temp 60° C / 140° F)
• Safe and reliable, 100% BPA & PVC free
Capacity: 500 ml
Dimensions: 200 x 80mm
Weight: 51 g
Material: TPU, Silicone, HDPE

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