* Include Set of 50, every one with 0.5 inches in diameter, and wire twist 3/8 inches long. * Warning Keep it out the reach of kids.Transparent Head Upholstery Twist Pins- Ideal for medium to light weight fabrics, bedskirts, slipcovers, upholstery and bed ruffles. - Upholstery Twist Pins are used to help hold fabrics in place. - They twist firmly into place and remove easily by coiling in the opposite direction and they will not harm your fabric. - They twist firmly into place and remove easily by coiling in the opposite direction and they will not harm your fabric. - They are a lovely functional accent to any decor. - Perfect to secure slipcovers, upholstery or bedskirts in place; No more sliding and slipping.