Stadium Warming

Spread the warmth. Warm like a champion.

Spread the warmth. Warm like a champion.

Stadium Seat Warming

Never let the cold stop you from watching your favorite team or band play. Our InstaWarmer packs can be made in different sizes and temperature profiles to fit your needs.


With our InstaWarmer pack you never need to worry about the safety issues or costs associated with batteries. Our packs are completely non-electric.


Our pack will keep you warm for 3-6 hours during your event.

Non-Toxic Materials

Warmilu designed and engineered the InstaWarmer packs from all food or medical grade materials. No need to worry about harmful or dangerous chemicals.

US Made

Our InstaWarmer is made in the USA at our production facility in Ann Arbor, MI from all US materials.

Help us Spread Warmth to Save Lives

Every purchase of a Warmilu product helps us send more warming blankets to resource scarce settings