Tonus Elast Suspensory Scrotal Support is designed to alleviate pain in the scrotal and testicle area. The suspensory supports and protects your scrotum and testicles from external contact and rubbing between your legs. Recommended for large and enlarged testicles, hernia surgery, scrotal/testicle surgery, prostate issues and vasectomy relief. Please note the waist size is the same and adjustable across all sizes - only the pocket increases in size. For comparison purposes we suggest pocket sizing based on the following scrotum size: Small - golf ball | Medium - pool ball | Large - tennis ball | XL - baseball | XXL - softball | XXXL - grapefruit