The only shorts elite athletes use for injury prevention and recovery and improved performance. If Lionel uses it, it must be GOOD. Our Patented Coretech® waistband technology has a built-in sacroiliac belt/back brace to stabilize the pelvis and activate the core. When your pelvis is aligned and stable your performance is enhanced. Tests conducted show that these shorts can assist your jump and improve your propulsion. Our Coretech® technology has been registered and listed as a medical device with the Therapeutic Goods Administration Australia. Coretech® shorts have been approved and are endorsed by the Australian Chiropractors Association.These shorts also feature Ribtech® which is our body-mapped ribbing technology that provides micro-massaging (kinesiology) to the muscles whilst you are in motion.