Base Layer Tops

Your go-to for classic base layer, Micro-Elite Chamois is synonymous with the Hot Chillys brand. The descendant of the first technical base layer created in 1984, ME Chamois has developed a reputation for being the most reliable, durable underlayer made by our company. The secret to the success of this men's thermal long sleeve lies in the fabric's intimate blend of enhanced polyester and spandex fibers. Our unique recipe for this thermal base layer top calls for exceptional stretch-ability in a polyester treated with odor-blocking properties that inhibit the growth of odor-causing bacteria. The result is a highly technical, high-performing men's thermal base layer top that'll keep you warm for years to come. Fit Tip - Our Micro Elite Chamois products feature a snug, body fitting silhouette for exceptional moisture management. If you are in-between sizes - order up one size. -Contrast flat seam construction -Seams set away from shoulder for added comfort -Smooth face for easy layering -Napped back for extra warmth and softness -Thumbholes -Moisture Transfer Fibers to move moisture away from skin -4-way stretch for unlimited movement -UPF 30 protection -Midweight warmth, body fit -89% polyester, 11% spandex

The original 'Pepper' in the Hot Chillys Peppers Collection, Pepper Skins are your standard, dependable thermal underwear. Originally designed with the working professional in mind as a warm base layer, this men's base layer shirt features our staple MTF polyester fibers, which work to transport moisture away from the skin as you go about your day. This men's crew neck thermal features a flat seam construction for seam strength, durability, and longevity and a relaxed fit for everyday comfortable use. These thermals are designed for reliable, long-lasting performance and feature materials that help regulate body temperature, while allowing for unrestricted movement. The perfect choice for your base layer, Pepper Skins will provide warmth and protect against the elements. -Men's crew neckline with binding -Drop Tail for easy tucking -Contrast flat seam construction -Spun polyester slightly brushed for extra softness -Moisture Transfer Fibers for moisture management -Mid-weight warmth, relaxed fit -100% Polyester

Our La Montaña Fleece Zip-T is the perfect choice for outdoor adventures. This heavyweight thermal shirt is designed to offer warmth without sacrificing mobility and features Micro-Elite Chamois panels for enhanced odor management, added warmth and a low profile fit. Keep cozy and comfortable during any outdoor adventure with this lightweight, yet powerful fleece top. The La Montaña Fleece Zip-T is designed to provide maximum comfort, thanks to the moisture-wicking and quick-drying fabric and the comfortable, active fit. -Micro-denier polyester fibers for lighter weight, luxurious drape, breathability, strength and durability -Mountain Weight warmth without added bulk -MTF polyester moisture transfer fibers for increased moisture management -Micro-Elite Chamois gussets under arms, hips and at cuffs for a closer fit and increased performance -Zip through collar with interior wind flap for ultimate warmth -Extended cuffs with thumbholes -Zip pocket on chest -UPF 40 protection -La Montaña fleece - 100% polyester, Micro-Elite Chamois active zones - 89% polyester, 11% spandex

Micro-Elite Chamois has been the leader in body fit, technical base layer for years by incorporating intimately blended fibers with specific attributes to continuously keep you warm, comfortable and dry. This women's thermal long sleeve is made with a single smooth face and napped back for easy layering and extra warmth without adding bulk. The body fit design of this crew neck base layer allows full range of motion without any restrictions. Fit Tip - Our Micro-Elite Chamois Crewneck features a snug, body fitting silhouette for exceptional moisture management. If you are in-between sizes - order up one size. -Intimate blend of enhanced polyester and spandex fibers -Moisture Transfer Fibers to move moisture away from skin -UPF 30 protection -Crew neckline with self-binding -Thumbholes -Seams set away from shoulder for added comfort -Smooth face for easy layering -Napped back for extra warmth and softness -4-way stretch for unlimited movement -Bio-Silver Odor Blocking properties -Midweight warmth, body fit -89% polyester, 11% spandex

The original 'Pepper' in the Hot Chillys Peppers Collection, Pepper Skins are your standard, dependable thermals. This women's crew neck thermal top is knit like a T-shirt in single jersey with slight brushing for a soft, lived-in feel. Originally designed with the working professional in mind as a warm base layer, this fabric features our staple MTF polyester fibers, which work to transport moisture away from the skin as you go about your day. Pepper Skins thermals feature a flat seam construction for seam strength, durability, and longevity and a relaxed fit for everyday comfortable use. -Crew neckline with binding -Drop tail for easy tucking -Contrast flat seam construction -Moisture Transfer Fibers to wick away moisture -Spun polyester slightly brushed for extra softness -Midweight warmth, relaxed fit -100% Polyester