Simms Men's Thermal Pant Black / XXL
Our warmest midlayer for cold days, the M's Thermal Pants feature a grid-fleece interior that traps heat next to skin, without adding bulk or limiting range of motion. Smooth faced grid-fleece layers perfectly with our baselayers to provide maximum warmth Self fabric waistband with dual snap closure and zippered fly allow for easy on and off transitions Dual slash handwarmer pockets Patterned with a gusseted crotch for maximum comfort and easy layering with bibs or waders.
![](https://www.finandfire.com/cdn/shop/products/13314-001-thermal-1-4-zip-top-black_f21-021_1680x_2447fa35-6db5-440b-abbf-108ec83c7ef3_300x.jpg?v=1659458161)
Simms Thermal 1/4 Midlayer Zip Top - Fin & Fire Fly Shop
![](https://www.farlows.co.uk/media/catalog/product/1/6/16a0624.1.jpg)
Simms Thermal Midlayer Bottoms - Simms Underwear - Farlows
![](https://www.czechnymph.com/data/web/eshop/simms/pants/midstream-insulated/midstream-insulated-pants-2.jpg)
Midstream Insulated Pants Simms Black
Our warmest midlayer for cold days, the M's Thermal Pants feature a grid-fleece interior that traps heat next to skin, without adding bulk or limiting range of motion. Smooth faced grid-fleece layers perfectly with our baselayers to provide maximum warmth Self fabric waistband with dual snap closure and zippered fly allow for easy on and off transitions Dual slash handwarmer pockets Patterned with a gusseted crotch for maximum comfort and easy layering with bibs or waders.
![](https://www.simmsfishing.com/cdn/shop/products/13315-001-thermal-pant-black_f21-022.jpg?v=1640899008&width=1445)
Simms Men's Thermal Pant Black / XXL
Soft and stretchy as a favorite pair of sweatpants, the R1 Pants wick moisture and trap warmth with the same midweight polyester (41% recycled) grid as our R1 tops. Ideal for all cool-weather fishing, and most non-fishing activities as well. Fair Trade Certified sewn.
![](http://sea-run.com/cdn/shop/products/Patagonia-R1-Pants_1000x.jpg?v=1610061430)
Patagonia R1 Pants Forge Grey / XXL
Boat launch hustle to on-deck hook-ups - Simms' Challenger Pants provide unstoppable fishing function with easy breathing vented panels and stretchy - quick-drying fabric for all-day comfort and performance.
![](https://www.simmsfishing.com/cdn/shop/files/13496-1146-Simms-Challenger-Pants-Mannequin-S24-Front_1500x.jpg?v=1706657020)
Simms Fishing M's Challenger Pants Bay Leaf Size 34W
![](https://sportsheadquarters.ca/cdn/shop/products/10426-001-waderwick-thermal-pant-blackfx_1200x.jpg?v=1571279571)
Simms Thermal Fleece Pant - LOTWSHQ
![](https://cdn.shoplightspeed.com/shops/606327/files/47420248/simms-simms-thermal-pant.jpg)
Simms Thermal Pant - Urban Angler
![](https://m.media-amazon.com/images/I/51dioQ+KzfS._AC_SL1500_.jpg)
Simms Men's Thermal 1/4 Zip Top, Outdoor Fishing Apparel, Small, Black at Men's Clothing store
![](https://www.adh-fishing.com/media/image/a3/1a/71/Simms_Lightweight_Baselayer_Top_black_1.jpg)
Simms Lightweight Baselayer Top black, Underwear, Clothing
![](https://cdn.shopify.com/s/files/1/0677/3804/2646/products/simms-exstream-core-bottom-raven-front_384x309.jpg?v=1671324063)
Thermal Midlayer Bottom Black - ( SIMMS)