Description: - 【Ergonomic Comfort】: The Muscle Rollers Sticks are made of pp material, featuring smooth rollers, designed to gently yet deeply massage muscles, great for post workout or daily massaging - 【Product Dimensions】: Each package includes a 21 wheels roller with size 25 cmx27 cm/9.84 inchx10.63 inch, suitable for legs under 70 cm/27.56 inch in circumference, and a 4 wheels roller with size 36 cmx6 cm/14.17 inchx2.36 inch - 【Double Action】: The Muscle Rollers combine both rolling and stretching to improve flexibility, great for massaging neck, back, shoulder, arms, legs, calves, etc - 【Multifunctional Massage Design】: The Massage Rollers effectively massaging calf muscles and legs, ideal for those who stand or sit for long hours - 【Portable & Easy to Use】: The Leg Massagers are lightweight and compact, suitable for using on sofas, beds, or while traveling for relaxing at home, work, or outdoors Specification: - Material: PP Size Chart: 21 Wheels Size25 cmx27 cm/9.84 inchx10.63 inch, Suitable For Legs Under 70 cm/27.56 inch In Circumference. 4 Wheels Size: 36 cmx6 cm/14.17 inchx2.36 inch Package Includes: 1 Massage Roller(21 Wheels) 1 Massage Roller(4 Wheels) Note: Please allow slightly errors due to manual measurement and different monitors.