Brand: MAXZEN Features: Reusable Material: PVC Color: Greige Size: Width 23 x Depth 28 x Height 5 cm ★ Cordless and portable, the rechargeable eco-friendly hot water bottle "Nukunuku" can be used repeatedly. ★ Recommended for: Those who are concerned about cold hands and feet or stomach, those who want to save electricity, those who are concerned about dry air from air conditioning, and those who want to use it in various places. ★ Active in various situations: Use it as a hand warmer for areas you're concerned about, warm your feet instead of a kotatsu, or use it as an ankle warmer in bed. ★ Rechargeable, so you don't need to replace the hot water: 15 minutes of charging provides warmth for up to 8 hours! Electricity cost is about 2.8 yen (per charge). ★ Cordless and convenient to carry: Great for the office or outdoor scenes! It will warm your body wherever you like. ★ Soft and fluffy texture: The smooth material feels good on the skin, providing a soft and comfortable warmth. ★ Safe and reliable features: Power cut-off switch: Cuts off the power if an abnormality is detected. Temperature fuse function: Cuts off the circuit if an abnormally high temperature is detected.