Simms Men's Strata 160 LS Baselayer Crew Hats The padded internal sleeve can

The padded internal sleeve can hold a laptop or hydration bladder

Compatible with all Fishpond backpacks

but they have their limits

From top-loaders to lumbar packs and everything in between

100% Merino wool fabric made with an interlock knit for enhanced comfort

Simms Men's Strata 160 LS Baselayer Crew Hats The padded internal sleeve canYour first layer of defense in the battle against the brrrrr, the lightweight Strata 160 LS crew keeps you warm, mobile, and ready to fish in a naturally inviting, temperature regulating wool and synthetic fabric blend. 4 way stretch polyester knit with wool for warmth and moisture management Raglan sleeve construction for ease of movement, breathability, and comfort when layering with other clothing Low profile flatlock stitched seams for next to