A lycra-type fabric that you slipped over your string finger. Intended to prevent blisters and sores associated with your yo-yoing finger. Bandai also made hand gloves specially designed to prevent string burn on the fingers of yo-yo players who performed string tricks using both hands. The gloves also allowed the string to glide more smoothly over fingers and to keep the string clean from sweat and dirt.
Original retail price: $6 US.
Of interest... Over the years, yo-yo manufacturers have explored numerous ways to address "Yo-Yo Finger"—the discomfort caused by prolonged use of a yo-yo string wrapped around the middle finger. Since the early 1980s, numerous innovative solutions have emerged on the market: