This time, we thoroughly compared the popular winter innerwear from Montbell, Uniqlo Heattech, MUJI, and Mizuno Breath Thermo! Montbell Geoline Expedition Round Neck ShirtMizuno Breath Thermo for active ThickUniqlo Ultra-warm HeattechMUJI Warm Cotton + WoolPro thoroughly explains the advantages and disadvantages! Be sure to watch and check before purchasing! ★[Mt. Outdoor Official Website] An outdoor brand launched by an "active functional fabric store"https://mt-outdoor.net/ ★[Nippon Official LINE] [Gift Campaign] Register → Get a present and comment to get a free videohttps://lin.ee/gLW5h9G Gift contents↓ ↓ ↓ ☆Fabric professional explains "Water repellency mechanism, improvement video" ☆Fabric professional explains "T-shirt water absorption and quick-drying reduction mechanism and improvement video" ☆Outdoor fabric store explains, water repellency, waterproofing, recommended rainwear "Summer Mountain Festival lecture video" ★Other SNS We distribute daily things, youtube behind-the-scenes stories, etc.! ★【Nypoly Official Instagram】 / nylon_poly_mt.outdoor ★【Nypoly Official X】 / s3peqy8xer8gsdv ★【Nypoly Official Threads】 https://www.threads.net/@nylon_poly_m... ★ Product description Montbell Geoline EXP. Round Neck Shirt Men's https://webshop.montbell.jp/goods/dis... Mizuno Heat-generating material innerwear Breath Thermo Underwear Thick for Active Crew Neck Long Sleeve Shirt Men's https://amzn.to/41yjAty UNIQLO Ultra Warm HEATTECH Turtleneck T https://www.uniqlo.com/jp/ja/products... MUJI Men's Warm Cotton Wool Crew Neck Long Sleeve T-Shirt https://www.muji.com/jp/ja/store/cmdt... ★【Related videos】 【Workman, Montbell, UNIQLO】Best value for money! Inner down jackets thoroughly explained by a professional • [Workman, Montbell, Uniqlo] Best value for money! Inner down jackets to try... [Montbell] The finest down jacket! A thorough comparison of the Plasma 1000 and Ignis down parka! • [Montbell] The finest down jacket! A thorough comparison of the Plasma 1000 and Ignis down parka... [Down jacket comparison] Comparing the warmth of inner down jackets from five brands [Montbell, Workman, Uniqlo, The North Face, MUJI] • [Down jacket comparison] Comparing the warmth of inner down jackets from five brands [Montbell... 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