This is a pair of arm sleeves. Improve the of your upper arm as it helps tone and shape your saggy and arms. The massaging effect helps improve muscle soreness and reduces fatigue providing extra strength. Helps boost your circulation throughout your arms during workout or movement to burn calories. Wear it to the gym along with your workout session or wear it as your taking a walk to the park. Lightweight and thin material that stays hidden underneath your clothes. Features - Color: Black. - Material: Acrylic fibers. - Size: About 19.5x7.8x0.6cm. - : Made With Stretchy Material. - COMPRESSION ARM SHAPER - Improve The Of Your Upper Arm As It Helps Tone And Shape Your Saggy And Arms. - INCREASE ARM CIRCULATION - Helps Boost Your Circulation Throughout Your Arms During Workout Or Movement To Burn Calories. - ENDURANCE & STRENGTH - The Massaging Effect Helps Improve Muscle Soreness And Reduces Fatigue Providing Extra Strength. - PERFECT FOR WORKOUT - Wear It To The Gym Along With Your Workout Session Or Wear It As Your Taking A Walk To The Park. Package list: 1 x Pair Elastic Compression Arm Sleeves Slimming Improve Shaper Sleeve Protective Upper Arms Shaper Sleeve for Fitness (Black)