Features:
Using spiral pressure easily get rid of the butterfly sleeves.
Invisible by helical curve winding the shaping sense.
Fast speed to tighten the arms muscle， draw the outline of perfect arm curve.
Tightening arms fat.

Specifications:
Material: 80%Chinlon， 20%Spandex  
Color: Black
Size: 22 * 9cm / 8.66 * 3.54in (L * W)
Weight: 17g / 0.62oz
Package size: Approx. 18.7 * 11 * 2.5cm / 7.36 * 4.33 * 0.98in (L * W * H)
Package weight: 42g / 1.47oz

Package list:
1 * Pair of Wristband Sleeve