The Gul Evotherm FL Thermal Long Sleeve
Top offers a superb UV shield giving you UPV 50+ sun protection. 8oz
Evotherm fabric with Flatlock durable seam construction provides maximum
protection against wetsuit rubs and rashes as well as the sun's rays.
Thumb loops to keep in place when worn under a wetsuit.
FLATLOCK: seam construction 8oz Evotherm
UV shield: UPF 50+ sun protection.
Neoprene is lapped together and then
stitched, this creates a flat, flexible and comfortable seam. Flatlock
stitching can be identified by a band of interlocked thread on both
sides of the wetsuit, sometimes utilising a coloured thread for visual