Thank you for viewing! ♬ Brand new, unused item ♬ Immediate purchase welcome, no need to ask! ♬ First come, first served ✨ #plain₋m's products Management number: y17-14827 Finished with natural, specially made rubber, and also integrally molded, so no water can enter. The insole is removable, so it can be easily taken out when wet. The inside uses skin-friendly, fluffy fabric, making it smooth and easy to wear even on bare skin. Although it varies depending on the size, it's a lightweight model of about 150 grams per foot. It has a simple design and is easy to use for everyday camping and leisure activities.