Thank you for visiting ☆Non☆shop! Please read the profile before purchasing (^-^✿) ✨️Brand new, unused items✨️ ✨️Instant purchase welcome ♡ Silent purchase OK✨️ ✨️Ships the same day✨️ ✨️First come, first served✨️ #☆Non☆shop list is here ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ About 30 minutes in cold water, about 20 minutes in the freezer U-shaped neck cooler. Freezes naturally below 28°C❣️ Eco-friendly and environmentally friendly product. Reusable, so it's economical♡ - Product name: NECK COOLER - Shape: U-shaped - Design: With penguin illustration ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ ┄ ⋆ ✩ ⋆ 2-35-614