Soulsfeng Heated Boots FuturaHeat-X olympix External battery compartment: Internal heat

External battery compartment:  Internal heat insulation material plus short plush lining

even the worst environment

Output Ports: Dual USB / DC (Fast Charging)

Fabric weight: 320gramShrinkage rate: less than or equal to 5%Color fastness: 3 to 4 soapingWater Repellent: 50~100 times machine washing

Soulsfeng Heated Boots FuturaHeat-X olympix External battery compartment: Internal heatFuturaHeat X (anti cold semiconductor thermal boots) Applicable Temperature Range: Applicable to ambient temperatures from 32(0C) to 40( 40C), bringing warmth, safety and health to the frontline Material: Upper layer of cowhide, warm short plush lining Shoelace Material: 3M reflective shoelaces Zipper: YKK zipper External battery compartment: Internal heat insulation material plus short plush lining,Ensures that the battery can work normally at around