The UnderWarmer is a single-use, compression fitted base-layer vest. 8 Heat Packs are built-in and will activate within minutes of removing from its packaging. When ready to use, simply remove The UnderWarmer from its packaging. Upon opening, heat activation begins and will take approximately 30 minutes to reach its maximum temperature of over 100f/38c.
The UnderWarmer heated vest is convenient, super comfortable and best of all- it works really well! UnderWarmer was specifically designed to be affordable and convenient for the everyday guy or gal spending a long day in the cold.
- 100% Spandex
- Compression fit
- Soft, lightweight compression vest
- Air activated and ready in 30 minutes
- 8 Built in heat packs
- Feel snug and toasty
- ReSeal and ReUse
- Perfect for cold weather
- Great for football fans
- Weight: 1 lbs
- Dimensions: 10.5 × 9.5 × 1.5 in
- Sizes: Large, Medium, Small, XL, Youth
Unisex Sizing (inches):
- Youth Sizes 60-100 lbs
- Small Chest: 30-34 inches
- Medium Chest: 35-39 inches
- Large Chest: 40-44 inches
- X-Large Chest: 45-49 inches
The UnderWarmer is an AIR ACTIVATED HEATED compression fitted BODY WARMER for cold weather activities. 8 HEAT PACKS are built-in, STAYING WARM FOR OVER 10 HOURS.