This is a cooling ring, a neck cooler in size L. I received it as a gift but am selling it because I don't use it. It's useful for going outside on hot days, working outdoors, etc. ⁂ Freezes naturally below 28°C ⁂ No condensation, so it's comfortable ⁂ Maintains a moderate coolness ⁂ Can be used repeatedly ⁂ No power or batteries required - Model Name: CRL-01 - Color: Blue - Weight: 140g - Size: L, Inner diameter approx. 11.8cm, thickness approx. 2cm, inner circumference approx. 38cm - Material: Inner material PCM, Outer material TPU #NeckCooler #CoolingRing #PolarBear #CoolingGoods #Summer #Cool #HeatstrokePrevention