Esd Heel Strap Grounds The User Safely Discharging Static Buildup While A 1M? Resistor Limits Current Reducing Shock - Conductive Ribbon (19.6In) Keeps Contact With The Skin - Secures To Low-Profile Sole Footwear With An Adjustable Hook And Loop Strap; Compatible With Heels Less Than 3.3In (8.5Cm) Wide - Tetherless Design Maintains Grounding While Allowing Movement On Compliant Anti-Static Flooring - Built To Last With Reinforced Stitching; Snug Fit On The Shoe Keeps The Heel Grounder Secure