GEMM is a pocket-sized, stylish, and versatile wearable cooling and heating device. GEMM uses patent-pending thermoelectric tech to bring you instant cooling or heating at the touch of a button

3 Power Levels
The GEMM features color-coded LEDs that make it easy to select from three different cooling or heating power levels. Whether you are too hot or too cold your ideal temperature is just a few clicks away.

Plug & Play
With gold plated magnetic connectors you can effortlessly put on your GEMM in seconds. Our unique patent-pending modular system allows the GEMM to be collapsed into pocket-sized components that can easily be snapped back together.

7 Hours of Battery
With a built-in lithium-ion polymer battery and a highly efficient design, the GEMM will keep you cool or warm for up to 7 hours on a single charge.

Stealth Mode
With its pocket-sized and slender design, the GEMM is easy on the eyes and can be worn over or under your clothes. With an inbuilt stealth mode feature, the device lighting can be dimmed such that it can be easily concealed under a shirt a suit, or another garment.

Comfort in Adventure
Whether you are crossing the mystic desert under the sweltering summer sun or trekking across alpine peaks through howling winter winds the GEMM is a portable and versatile companion for wherever life takes you. Order your GEMM today. Adventure awaits.

A Device to all Seasons
Whether it is to stay fresh on a hot summer's day or cozy on a chilly winter night switching between the cooling and heating modes is as easy as flipping a switch.