Electric Heat Pad for Back Pain Relief, Heating Pad with Auto Shut Off in 90 min, 10 Heat Level Settings, Fast Heated Pad 100% Comfortable Polyester, Machine Washable, Mia&Coco 12"x24" (30x60cm) Blue industrial_Oct2022 Perfect Gift Choice: Exquisite finished quick drying Perfect Gift Choice: Exquisite finished products are ideal gifts for yourself your loved one on Valentines Day 8 3 mm 1 inch quantity 100 PCS 100 PCS 100 PCS 30 PCS 10 PCS 100 PCS Package Includes 100 keychain rings with screw eye pins 100 key rings 100 split Flat key rings 30 Keychain Rings you can use it with confidence if use according to the User Manual Size: 12”x24” (30x60cm)Automatic switch off: after approx cramps and sore muscle reliefHot warm therapy for neck