The wrist guards have a slight amount of flexibility that allows for adjustment

For sizing please measure your calf circumference at its widest point and your ankle circumference at its narrowest point

-Forearm Circumference

Also good for thick costumes

Recommended to find a power bank that supplies at least 2 amps at 5 volts

Biomechanical Cyborg Gauntlets Size:M The wrist guards have aSerrated metal armor, multiple organic styled layers interwoven with blue flat panel lights. Durable brushed aluminum construction. Inner surface is covered with soft black fabric. A wide velcro wrist strap meshes with velcro patches on the inside of the gauntlet. Holding the gauntlet tight against your arm as you move (not shown). Adjustable lower panel can expand or retract slightly to adjust for minor differences in forearm size and to rotate open