Tri-Fiber Core: Three highly specialized fibers to provide more texture, control, and consistency. Resistance to Bagging: Less bagging to provide a more consistent playing experience. Lightweight Feel: This pocket is never gonna weigh you down. Made in the U.S.A. Made with our great friends at Jimalax and tested by elite players right here in the U.S.A. With the game on the line, big time players want the ball in their stick. They trust their game and our job is to make sure their pocket is as ready as they are. Hero 4.0 features our new Tri-Fiber Core, which utilizes three highly specialized fibers to provide more texture, control, and consistency. The ball seems to stick to your pocket when you catch it, but still comes out with a smooth release. And it resists bagging as much as an environmentally friendly grocery store.