Size guidance: ASIN size, tight design. Please select at least one size larger and check the waist measurement before purchasing. Waist circumference by size M (DE Small): 66-77 cm / 26.0-29.0 in L (DE Medium): 70-78 cm / 27.5-30.7 in XL (DE Large): 75-81 cm / 29.5-32.0 in 2XL (DE X-Large): 78-91 cm / 31.0-35.8 in Product highlights - Front U convex pocket provides support while presenting a masculine silhouette. - Low rise with a comfortable elastic waistband for secure, unobtrusive wear. - Double elastic straps and back metal O-rings connect the straps for a stable fit. - Special hollowed out design enhances ventilation and adds a distinct look. - Breathable and comfortable for extended wear. Use scenarios - Gym, workout, or sports activities where support and airflow are important. - Everyday wear under low-rise pants or during lounge time for a modern silhouette. - Intimate or novelty use as a stylish, lightweight underwear option. Notes - This jockstrap is designed as a low-waist underwear with a breathable fit and distinctive back detailing. Please refer to the size chart to select the best size based on waist measurement.