{"product_id":"hot-chillys-mens-bi-ply-bottom","title":"Hot Chillys Bi-Ply Bottom Thermal Baselayer – Men's","description":"When temperatures drop and you need reliable warmth under your work pants or hunting layers, the Bi-Ply Bottom is our go-to midweight baselayer for men who don't mess around with the cold. Double-layer spun polyester traps air between the two layers for serious insulation, while MTF moisture-transport fibers keep sweat off your skin. Flat seam construction and a plush elastic waist mean you can wear these all day without thinking about them.\n\u003cul\u003e\n\u003cli\u003eWarmth Factor 7 midweight rating — double-layer construction traps air between two spun polyester jersey knit layers for genuine cold-weather insulation\u003c\/li\u003e\n\u003cli\u003eMTF fibers actively move moisture away from skin, so you stay dry whether you're working hard or standing still in the cold\u003c\/li\u003e\n\u003cli\u003eFlat seam construction eliminates pressure points and chafing under outer layers — critical for long days on your feet\u003c\/li\u003e\n\u003cli\u003eRelaxed fit with fly front layers cleanly under jeans, work pants, or hunting bibs without bunching or riding up\u003c\/li\u003e\n\u003cli\u003ePlush-back elastic waistband stays comfortable all day and holds its shape wash after wash — available in black, sizes S–XXL\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hot Chillys","offers":[{"title":"Black \/ XL","offer_id":52830432788787,"sku":"614996141144","price":46.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1289\/1975\/files\/hot-chillys-bi-ply-bottom-thermal-baselayer-men-s-black-lifestyle.jpg?v=1789441820","url":"https:\/\/www.grivetoutdoors.com\/products\/hot-chillys-mens-bi-ply-bottom","provider":"Grivet Outdoors","version":"1.0","type":"link"}