Easy to carry: 33cm in length, 15cm in diameter, and weighing only 450g, it can be put into a gym bag or suitcase, so you can relax at any time during business trips or travelling; Non-slip and wear-resistant: Matte surface treatment, not easy to slip in wet environments; EVA material anti-aging, long-term use of the floating point does not collapse (test can withstand 500 hours of rolling); Visual eye-catching: bright red matte finish, with black floating point lines, gym photo card value play, both personality and function. Tips for use Recommendations for first-time use: Start at a low intensity, rolling each part for no more than 1 minute at a time, gradually increasing the length as you get used to it; Work with abdominal breathing, exhaling to relax the muscles while rolling and inhaling to keep the core stable. Focus area techniques: Anterior thighs: lie on your back, place the roller above the knee and roll slowly towards the hip joint, avoiding the patella;Iliotibial Bundle: lying on your side, roll the roller from the outside of the knee towards the hip, which can be aggravated to relieve running knee (ITBS). Cleaning Maintenance: Wipe surface with a damp cloth + neutral detergent, avoid soaking in water; Store in a cool and dry place, avoid direct sunlight that may cause deterioration of the material.