● Condition: Brand new, unused Hidamari, the talk of the town for "underwear worn by the Everest climbing team," is the highest-performance series!! This is the "Hidamari Saikyo (Strongest) Chomolungma Men's Round Neck Long Sleeve Shirt & Underpants (M)". This single layer provides the warmth of three! With Danron's unique three-layer construction, it's the ideal underwear, combining heat retention, quick-drying properties, breathability, and ease of movement. Made in Japan, it suppresses static electricity and eliminates dust adhesion. Returns and exchanges are accepted for defective products, but otherwise, please understand that no cancellations or returns are accepted. ● Product Size: (M) Height: 165-175cm Chest: 88-96cm Waist: 76-84cm ● Outer Fabric: 70% Acrylic, 30% Wool ● Middle Fabric: 100% Nylon ● Inner Fabric: 80% Polyvinyl Chloride, 20% Acrylic (Danron) ● Color: Navy ● Production: Made in Japan ● Manufacturer's Suggested Retail Price: 24,200 yen