GENKI ICE neck cooler, the long-lasting, extended version with a 24℃ cooling effect. Perfect for heatstroke prevention. - Brand: GENKI ICE - Model Name: 2025 Neck Cooler - Temperature Setting: 24℃ - Features: Long-lasting, extended version - Usage: Heatstroke prevention - Material: PCM (Phase Change Material) - Purchase Price: Around 2000 yen - Size: L size, suitable for men. I bought this last year due to the heat, but it was too heavy for me, and I only tried it on once. If anyone can use it and the size fits, please consider it. I will disinfect and clean it before sending it. Thank you for your understanding and purchase. Thank you for looking.