Features: Material: Nylon + spandex Fit smoothly under your clothes to give your arms a slim look Designed to keep flabby arms at the desired positions and take calories off with long term usage due to the wave massage weaving Recommended Usage Frequency: 4~6 hours daily (not during bedtime) Length: Approx. 20cm~ 35cm The wave-like patterns fabric creates friction between the skin while you are in motion. This simulate your blood circulation during movement. Allow it to massage your arms in order to tone and slim them. 1 Pair of beige arm compression sleeves 1 Pair of black arm compression sleeves Length approx is 20-35cm.，It is recommended that you measure the circumference of your arm first to check whether our products meet your needs Provides a mild compression effect, helps improve blood circulation in the upper arm, accelerates the burning of calories, Hair Roller, 20 Pack Self Grip Roller, 4 Kinds Hairdressing Curlers for DIY Natural Look Taiwan Handmade Fake False Eyelashes Eye Lashes Transparent Stem Nail Art Liner Brushes, UV Gel Painting Nail Design Brush Pen, Nail Dotting Rubber Nail Cuticle Pusher Tipped Plastic Handle Nail Art Tool Nail Resistance Bands Set, Exercise Bands for Men & Women, Workout Bands Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 468 3.6 out of 5 stars 738 4.3 out of 5 stars 154 4.6 out of 5 stars 827 4.2 out of 5 stars 64 Price $12.89$12.89 $12.99$12.99 — no data $4.99$4.99 $31.89$31.89 Material Plastic Fiber material Acrylic and Alloy pen body Acrylic 100% natural latex with High elasticity Package 20pack 50pairs 4packs 10packs 14PCS