The Grid 2.0: Revolutionary Foam Roller features DistrodensityTM Zones, Matrix Technology, and an environmentally friendly design * Comes in 3 colors; Black, Orange and Pink (for Breat Cancer Awareness)! * Designed to withstand constant, heavy, and repeated use without breaking down * Use The Grid to achieve a comprehensive core body workout; From crunches to bicycles to pushups - use it to challenge core muscles, incorporate it into daily workout routines * Trigger Point Grid 2.0 Dimensions: Length 26", Diameter 5"