Hydrapak Ultraflask Speed 500ml bottle 2025

The perfect balance of elegance and stability, the UltraFlask water bottle has a wider shape and a 3D welded bottom. The soft, flexible material allows it to fit into most backpacks and larger jacket pockets for a snug, secure fit. It features our SpeedFill™ cap for quick refill.

Vest pack fit
Soft material fits most hydration backpacks and larger vest pockets for a secure, stable fit.

High Flow Rate
Easy to drink, the valve automatically closes after each sip, eliminating annoying drips.

Speedfill cap
Designed for quick filling, it opens for fast refills and snaps shut for leak-proof carrying.

Large opening
The 42 mm opening allows the water bottle to be easily filled with ice and drink mixes.

Compressible
Flexible design shrinks as you drink, reducing water movement.

Compatible with filters
Matches backcountry water filters with 42 mm threads, including the 42 mm HydraPak cap.

Durable
Made of ultra abrasion-resistant TPU with RF-welded seams for superior durability and elasticity.

100% Bpa & pvc free
Wide operating temperature range (can be frozen - maximum temperature 60° C / 140° F).

Features

• Fits backpacks and running vests
• Lightweight TPU
• Packs Down
• Speedfill Cap
• Material: TPU, PP, Silicone, POM, 304SS
• Dimensions: 240 mm x 55 mm
• Manufacturer weight: 42 g.