Calf Care Air Leg Care Air Pressure Heat Calf Relaxation Button Operation 3 Modes 3 Intensity Levels 3 Temperature Levels Adjustable Size Thigh Foot Care Cordless USB Rechargeable Easy to Put On and Take Off Foldable Easy to Store Gift for Respect for the Aged Day 【Innovative Technology: 3D Air Pressure 360° Comprehensive Care】This calf care device has a built-in large-area airbag that firmly wraps the entire calf from the ankle. The repeated compression and release of the foot by air pressure, and the design that wraps every detail, provide a comfortable experience. You can experience a comfortable feeling like a hand massage with three modes and three levels of intensity adjustment to deeply relax the calf muscles. We have pursued the "hand massage" sensation of a craftsman's fingers. 【3 Temperature Levels, 3 Intensity Levels, 3 Modes】This calf relaxer is equipped with a heating function and quickly warms up with high-quality heating materials. You can switch the temperature to low (39°C), medium (44°C), or high (50°C) to comfortably care for your feet by warming them. You can also relax by combining the operation of the airbag with calf heating. With three intensity levels (weak, medium, strong) and three air pressure modes, you can choose the fit that suits your fatigue of the day. It also refreshes the tiredness of your legs from travel or work and supports a light step. Equipped with a 15-minute automatic timing function, you don't have to worry about safety even if you fall asleep. 【Cordless USB Rechargeable for Travel and Business Trips】This calf massager has a built-in 2000mAh large-capacity long-lasting battery that can operate continuously for up to 3 hours on a single full charge. You can experience authentic calf relaxation anytime during travel or business trips, and you can also use it during work breaks. Supports daily life and daily work. It is ideal for those who want to use it while working, watching TV in the living room, or lying on the sofa, as it is a cordless type. 【Easy to Put On and Take Off, Good Texture】The inner fabric of the Velcro material that comes into contact with the skin uses a breathable material that is gentle on the skin and comfortable to use. The outer material is a stain-resistant linen fabric with good abrasion resistance. It is also breathable, so you can use it for long periods of time without discomfort. 【Easy to Put On and Take Off】Velcro is used on the inside of the calf, and it can be adjusted to fit the size of the calf circumference, making it easy to put on and take off. One leg, 1 piece included