Aikuru 2 Made in Japan Set of 3 New, Unused Colors: Light Blue, Black Polka Dot, Pink Size: 90 x 4.5 cm Material: Fabric/Polyester, Cotton Contents: High Absorbency Polymer, Antibacterial Agent (Silver-based) Reusable Simply soak in water and wear around your neck Absorbent Scarf Neck Cooler ① Soak this product in water for 2-3 minutes. The swelling time may vary depending on water temperature and frequency of use. Also, please be aware that soaking in water for a long time may cause the product to swell too much, making it difficult to wear around your neck. ② It swells with uniform water absorption without needing to be kneaded. Do not twist this product as if wringing it out. This may cause damage. ③ Once it has swollen, lightly wipe off excess water with a towel or similar item before use. If the cooling sensation diminishes, turn it over or soak it in water again to use.