100 Pieces Upholstery Twist Pins (Clear Plastic Heads, Nickel Plated Steel Pin) Includes 100 pieces. Features: Clear plastic heads, nickel plated steel pin. Diameter of heads: 3/8", Length: 1/2". Used for holding arms cover, slipcovers, bedskirts, doilies in place. Available in 25 pieces, 50 pieces, 100 pieces (in the other listings), This listing is for 100 pieces