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The product is designed for children,adults and old people after eye operations.By Tabing on the eyeshade and breaking the water bag inside,it will cool down below 10℃ within 30 seconds,and stay below 10℃ for about 20 minutes.All the materials of the eyeshade are biodegradable.With carbamide inside,it can be throwed in your potted plants or garden as fertilizer.
Jiaxing University
Jiaxing, China
Cong Yan,
Jiaxing University
Wang Ruiyu,
Jiaxing University
Zhang Lin,
Jiaxing University