[Features]: Head Diameter: 22.8mm / 0.9inch; Shank Length: 16mm / 0.64inch; Total Size: 22.8 x 23mm / 0.9 x 0.91inch (D*L); Package Content: 50(+/-2%)pcs x Crystal Upholstery Nails [Material]: Made of acrylic, it is durable with exquisite looking.