YuKaiChen Men's Athletic Jockstrap - Breathable Support Underwear for Sports & Workout - Comfortable Gay Underwear for Gym, Running & Active Lifestyle

Item Size Map(Waist Measurement):Small:24"-27"Medium:28"-31"Large:32"-35"X-Large:35"-38"XX-Large:39"-43"

Nylon Feature:high elastic,lightweight,supportive,soft,dries quickly

US size, you can choose according to your normal size

Tagless design makes you comfortable to wear all day

Open back with 2 leg straps, no center strap.

Modern style cut of brief with a open back and front pouch