Power your performance.
Two flasks. One mission — keep your drink at the perfect temperature, from the gym to the trail to the office.
The collection. Built different.
Three flasks. Same insulation tech. Different missions.
Shop Olive Hill
GenFlask Insulated Water Bottle 20oz — Olive Hill
$24.99The everyday carry. Stainless steel insulated bottle with straw lid.
- 20oz / 590ml
- 24h cold / 12h hot
- Olive Hill colorway
Shop Tropical Peach
GenFlask Insulated Water Bottle 27oz — Tropical Peach
$29.99The long-haul flask. Stainless steel insulated bottle with straw lid.
- 27oz / 800ml
- 24h cold / 12h hot
- Tropical Peach colorway
Shop GuGu
GuGu Insulated Food Jar for Kids
$24.99Lunch-box ready. Keeps food warm or cold for hours.
- Kid-sized
- Hot or cold
- Leak-proof seal
Olive Hill — the bottle that goes everywhere.
Generous 20oz silhouette that still fits every cupholder, side pocket and gym bag. Triple-wall vacuum insulated. Leak-proof flip-straw lid. The bottle you'll never leave home without.
Tropical Peach — more water, same posture.
27oz of insulated stainless in a head-turning Tropical Peach. Same single-hand grip. Court-tested powder coat. The bottle teammates ask about.
Why GenFlask
Performance specs, simply put.
24h cold / 12h hot
Triple-wall vacuum insulation locks temperature for a full day.
Lifetime warranty
Drop it, dent it, send it back. We've got you.
Plastic-free
18/8 food-grade stainless. BPA-free silicone.
Dishwasher safe
Dishwasher top-rack approved. No babying required.
Get both. Save $5.
The everyday Olive Hill plus the long-haul Tropical Peach. One for the gym bag, one for the office.
Power your performance.
From courtside to base camp. The bottle that shows up every day, in every condition.
Shop the collectionLoved by 50,000+ athletes
Verified reviews from the GenFlask community.
“Ice stays ice all day. Survived three Crossfit sessions. Best bottle I've ever owned.”
“The peach one matches everything. Lid doesn't leak in my gym bag. 10/10.”
“Replaced three other bottles with this. Cold water on the trail at hour 8 is unreal.”