Inner diameter of the rubber is approximately 5 cm. Each item is carefully and lovingly crocheted by hand, so please understand that it is handmade before purchasing. There is a possibility that the yarn ends used for finishing may come out during use. The color may appear different from the image due to lighting conditions. Since this is not a mass-produced item, it may be damaged if snagged. ★ Please comment before purchasing. ★ Please refrain from price negotiations. #handmade #crochet #crochet hook #scrunchie #cotton yarn Item... Scrunchie