Great impulse buy at checkout. Perfect for knitters or crocheters! Stop those tangles before they start. Fit one over your center-pull cake of yarn and keep your yarn nicely wound. * Small (formerly Cupcake): approx. 3.5"h x 3.25"w, fits most 50g balls of yarn * Medium (formerly Birthday Cake): approx. 4"h x 4.5"w. fits most 100g balls of yarn * Large (formerly Wedding Cake): approx. 5"h x 6"w, fits most bulky 100g balls of yarn * Quality professional finishing for long-wearing use; washable with your project or in the washer. * Made by women here in the US *  4-way stretch jersey for bounce-back-ability