This collagen sock comes in a no show style and can eliminate up to 90% unpleasant foot odor. It can maintain moisture 13 times better than a cotton sock and can help keep your feet smooth and prevent cracked heels. The no show collagen sock can be washed countless times without losing functions and can provide a breathable and comfortable fit.

• Eliminate up to 90% unpleasant foot odor.
• Can maintain moisture 13 times better than 100% cotton.
• Provide moisture care to keep your feet smooth and prevent cracked heels.
• Function of fiber is permanent, can be washed countless times without losing functions.
• No musty smell.
• Can provide a breathable and comfortable fit.
• Standardize japan certificate.
• Business color: black.
• Fitness color: white black, gray.
• No show color: white, black, gray.