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The Woolx Heavyweights. The warmest base layer on the market. Backpacking is serious business. Ask anyone that has spent a few days out in the wilderness and they’ll be the first to tell you that it isn’t easy. You need to be very careful when packing your gear from food and water to tents and sleeping bags, you can’t afford to leave anything behind. You certainly can’t forget to bring along your favorite base layer, the Woolx X-Treme Heavyweight merino wool thermal wear.

There is nothing more gratifying than reaching the summit of a mountain, getting the perfect shot from the tree stand, or finishing a trail from start to finish with your snowshoes on. But you can’t achieve any of these goals without the proper gear. We’ve taken the world’s best Australian 100% merino wool and tested and refined countless designs to bring you one of the finest all-natural base layers on the market. The moisture wicking merino fibers will keep you warm, dry and comfortable on all your adventures.

Our heavyweight merino wool base layers are perfect for keeping you warm during low activities such as snowmobiling, ice fishing, and watching sporting events. With a luxuriously soft feel just like cashmere, we know you will love Woolx.