Compact, quick to refill, and comfortable to carry, the HydraPak SoftFlask Speed 500ml is built for efficient hydration without slowing you down.Hydrapak says:The SoftFlask Speed is specifically designed to be compatible with the widest range of vests and packs. Replacement or upgrade, the pinch-welded bottom makes loading into pockets a cinch. Its secure, single-handed SpeedFill flip top makes filling fast both water and fuels and the self-sealing silicone bite valve delivers sips, not drips. And all this weighs just grams.Our VerdictThe SoftFlask Speed 500ml fits neatly into vest or belt pockets thanks to its tapered, pinch-welded base and soft material. Weighing just 47g, it shrinks as you drink to minimise bounce, and the bite valve provides a smooth, drip-free flow. The SpeedFill cap is genuinely useful for quick top-ups, and the wide 42mm opening makes it easy to add powders. – Reviewed by Ultralight Outdoor GearFeaturesMade For Fit: Soft material and an innovative pinch-welded base creates a low-profile tapered flask designed to fit almost any vest, belt, or pack pocket.High Flow: Easy to drink bite valve auto-seals after each sip, eliminating annoying drips.Speedfill Cap: Designed for fast filling – flips open for quick refills and snaps closed for leakproof transport.Large Opening: 42mm opening lets you fill the flask easily with ice and drink mixes.Compressible: Flexible design shrinks as you drink, minimizing water movementFilter Compatible: Pair with 42mm threaded backcountry water lters including the HydraPak 42mm Filter CapDurable: Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity.100% BPA & PVC Free: Wide working temperature range (can be frozen – max temp 60 C / 140 F)SpecificationsWeighs: 47gCapacity: 500ml / 17fl ozDimensions: 260 mm x 80 mm / 10.2 in x 3.1 inMaterial & ConstructionTPU, PP, Silicone, POM, 304SSHelp & advice:What does BPA Free Mean?

Compact, quick to refill, and comfortable to carry, the HydraPak SoftFlask Speed 500ml is built for efficient hydration without slowing you down.Hydrapak says:The SoftFlask Speed is specifically designed to be co