Icebreaker Men's Sphere Short Sleeve Crewe T-Shirt Color:Spark Heather The SD10 utilizes motion control

The SD10 utilizes motion control technology to simplify the user-interface of diving lights

It also comes with a window breaker on the bottom of the handles

 Simply attach the provided nautical grade carabiners or ‘S’ hooks

for example: LiFePO4 or Li-Ion

Push-button tail cap switch for output selection

Icebreaker Men's Sphere Short Sleeve Crewe T-Shirt Color:Spark Heather The SD10 utilizes motion controlStay cool and dry all summer with the Sphere Short Sleeve Crewe, our best hot weather tee ever. Combining 65% merino with 20% plant based TENCEL and 15% Nylon, we created Cool Lite, Icebreaker's lightest, most breathable fabric. Cooler and faster drying than pure merino, Cool Lite still retains Icebreaker's signature odor resistance and soft feel. We use a heathered version, with casual set in sleeves and understated tonal logo to create Sphere, the