Fourthelement Xerotherm Socks Choose Your XT250 Socks:Large 9-10 Emergency mode emits blinking light

Emergency mode emits blinking light or SOS signal to alert others of distress

Also protects the first stage from impact damage

Communications port for easy installation all of OTS’ communications

The GO is lightweight yet virtually indestructible

current Flare EXP models are not upgradeable to EXP+

Fourthelement Xerotherm Socks Choose Your XT250 Socks:Large 9-10 Emergency mode emits blinking lightThe ultimate baselayer for use under a drysuit. Made using Polartec Powerstretch originally developed for NASA, the Xerotherm traps a layer of air a much better insulator than water next to the skin, keeping the wearer drier and more comfortable. The range is designed to be worn under another undersuit or on its own under a neoprene drysuit. The knit of the Xerotherm fabric produces the fastest wicking effect of any of the products in the fourth