Thank you for viewing! Although it is new and unused, it has been taken out of the bag for inspection and photography, so it is "like new." *Instant purchase is welcome, and silent purchases late at night are OK◎ [Product Description] Cooling parts that can be attached to hats and helmets, achieving a cooling effect below 28°C. - Color: Black - Function: Cooling effect (below 28°C) - Application: Can be attached to hats and helmets - Usage scenarios: Outdoors, sports, measures against summer heat The outer material is TPU (thermoplastic polyurethane), and the contents are made of PCM (temperature control component) material, making it a cutting-edge head ice cool product. It uses excellent antibacterial properties and materials that are harmless to the human body, so even people with sensitive skin can use it with peace of mind. Naturally freezes below 28°C This product absorbs and emits heat while repeatedly freezing and melting (solid-liquid) depending on the temperature environment. It can cool naturally even at room temperature below 28°C, and rapid cooling is also possible by using a refrigerator, freezer, or ice water. No condensation, eco-friendly, and reusable Unlike ice packs, it uses a new cold sensation material PCM that does not condense, so you can use it comfortably without worrying about your hat or clothes getting wet. Also, it freezes naturally depending on the temperature environment, so no batteries or power are needed, and you can use it repeatedly many times. Easy to use, and the cooling sensation lasts a long time Simply put it inside your hat or helmet. Note: If you are concerned about slippage, please use the included Velcro tape. Cooling the head effectively cools the whole body, perfect for preventing heatstroke in the hot summer! Cooling time It freezes in about 5-10 minutes in the refrigerator or freezer. It freezes in about 10-20 minutes in ice water. The cooling sensation can be maintained for up to about 90 minutes. --- [2024 New Release & Naturally Freezes Below 28°C] Head Cooling Pad Head Cooling Pad PCM Ice Cap Mat Just Put It In Your Hat Head Cooling Cools Your Head Helmet Ice Pack Heatstroke Prevention PCM Material Reusable 30% Increase & Coldness UP Instant Cooling Sensation (Black, L ◎ Please understand that it will be stored at home and shipped in simple packaging (⁎ᵕᴗᵕ⁎) I have many other items for sale♪ ↓ Bulk purchases are welcome #muchikaitemsinterior #muchikaitemsoutdoor #muchikaitems 37-11