1、MAIN FUNCTION: This self adhesive sticker is mainly used to keep the collar upright and not curly, suitable for shirt and other turn down collar clothes. 2、PVC MATERIAL: These collar stickers are made of PVC with adhesive backing, corrosion and aging resistance, which is waterproof and durable. 3、TRIANGULAR SHAPE: These collar support stickers are designed in a triangular shape to fit the collar and ensure that the collar remains upright. 4、TRANSPARENT COLOR: These PVC collar stays are transparent color that are not noticeable when pasted on clothes, which are beautiful and practical. 5、100PCS IN 1 SET: Includes 100pcs collar support stickers, compact and lightweight, easy to use and replace, suitable for home or office use. Item Type: Collar Sticker Material: PVC Product Size: Approx. 57 x 57mm / 2.24 x 2.24in 100 x Collar Sticker