Features:
Contains：
Product length: 48CM
1x physical self-heating neck cover
This product includes 4 self-heating magnets, no need to charge, can be used all the time.
Targeted heat . The neck heating pack provides comfortable heat in just a few minutes, stimulating blood circulation while soothing stiffness and soreness. To ensure that the heat is better, you can slightly adjust the strap to fit your neck more snugly.
Product Description:
Contains：
1x physical self-heating neck cover