THAW Rechargeable Bluetooth Enabled Heated Foot Insoles, 4 Heat Modes App-Controlled Warming, Insole Features Breathable Foam Padding, 4-Way Flexible Construction, and Recessed Charging Port, Large

APP-CONTROLLED WARMING: THAW App allows you to stay completely comfortable no matter what temperature you select 4 MODES: 122F/50C, 2.5 Hours (L/XL); 104F/40C, 3 Hours (L/XL); 86F/30C, 4 Hours (L/XL); 68F/20C, 6 Hours (L/XL) INCLUDES: Dual Magnetic Charging Cable allows you to charge both insoles simultaneously. 4-Way Flexible Construction with Breathable Foam Padding SIZING: L – Men's 9.5 - 11, Women’s 10.5 - 12 THAW: Reinventing personal heating. Offering traditional disposable options and our modern rechargeable lineup of pocket hand warmers and seat pads.