Light but mighty flask to keep drinks cool on the trail

Generously sized for your longer pursuits, the 40 oz Lightweight Trail Series bottle is 25% lighter than Hydro Flask's other 40 oz bottles thanks to an innovative stainless steel design. Engineered to deliver the same cold refreshment you expect from Hydro Flask but without the weight, the Trail Series makes it easy to take your cold hydration as far as your spirit of adventure takes you.

- Ideal for lightweight hydration to keep you going further
- Fits most backcountry hydration filters
- Durable 18/8 Pro-Grade Stainless Steel construction
- TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours
- Flexible perforated strap and aluminum pivots for added weight loss
- BPA-Free and Phthalate-Free
- Compatible with Hydroflask Hydro Flip™ Lid and Wide Mouth Straw Lid
- Volume: 1183 ml
- Diameter: 8.38 cm
- Height: 31 cm
- Weight: 400 g
- Sustainability through longevity - Hydro Flask offer a lifetime guarantee.
- BPA-Free and Phthalate-Free