The best-selling Grid Revolutionary Foam Roller from Trigger Point Performance is now available in a compact, travel-friendly size. The Grid Mini employs the same Matrix technology and Distrodensity Zones as the larger-sized Grid rollers, providing a unique, targeted massage that can improve circulation and maintain flexibility. Stash your Grid or Grid 2.0 at your regular workout spot and pack the Grid Mini to accompany you on business trips, competitions or anywhere space is a premium. At 5 inches tall by 5.5 inches in diameter, the Grid Mini can easily fit inside a suitcase, attach to a gym back or backpack.