Improve your recovery, mobility, and range of motion with the Trigger Point(R) Core Foam Roller. Its soft density and unique GRID pattern make this foam roller a must-have for your muscles. SPECS: Product Dimensions: 18" and 36" x 5.6" Weight: .66 lbs. Multi-density GRID pattern promotes circulation for muscle recovery Soft density for moderate compression Made with high quality EVA foam for superior durability Tested to withstand weights up to 325 pounds Rigid, hollow core maintains shape with repeated use BENEFITS: Engineered to alleviate muscle soreness and tightness Provides softer, less intense compression than the GRID(R) Foam Roller Compact design for easy storage and travel Releases muscle pain and tightness and improves mobility Increase circulation and range of motion Ideal for beginner to advanced foam rollers Suited for non-athletes and athletes alike Targets key muscle areas where knots and kinks are common