– Machine washable.

– The special inlay process of the switch position does not show any thread, it will not fall off no matter how to wash it, and will not fray.

– The invisible zipper power supply does not fall, and the Usb head has a waterproof cap.

– It can be applied to most power banks.

– Close to the neck is double-sided cotton material, which is very thick and soft.

– The dark pattern on the upper layer is made of ionic cloth, which keeps warm and breathable, while being soft and comfortable without irritating hands.

– Weak magnetic hot compress, suitable for the knowledge of cervical spine pain and stiffness.

– DuPont cotton filling, original cotton bale, rejecting secondary pollutant filling.

– The switch is set for safety fuse, it will not keep heating up in the case of a broken machine, it will automatically cut off the power, and the flashing light will prompt.

– Lightweight and safe, the elderly and children can wear it.