Louis Garneau Men's Course Club Tri Suit coldblack: Reflects UV rays to reduce heat build-up even on dark textiles One-piece technology: Minimum number of seams to enhance aerodynamics and minimize risks of irritation Inseam: 10.5"/26.5 cm 15"/38 cm comfort zip with inner flap: Protects skin from abrasion and chafing - Zip garage: Prevents neck irritation Comfort-designed armholes and neck: Accommodate full range of motion - Offset shoulder seams: Reduce pressure when worn with a wetsuit