Keep your arms in shape with the Slendertone System 3-pack Replacement GelPads for Mini. You get 3 packs of the 4 square GelPads required to use Slendertone System mini skirt. Slendertone System 3-pack Replacement GelPads for Mini Features: 12 GelPads total Designed for use with the Slendertone System mini skirt bottom-toning product, controller and charger (sold separately) - used to tone the bottom Requires System Controller for use (sold separately) GelPads should last approximately 20 sessions - to prolong their life, smear a few drops of water on the back and wipe skin clean of any lotions, etc., before use Measures approx. 2"L x 2"W x 1/4"H Made of Hydrogel and rubber Store in a cool, dry place; do not submerge in water Made in USA