Quantity: College Style (Rock Band) 5-piece set Size: Approximately 6 ~ 10 cm Stylish Vintage Look Carefully selected "professional grade" patches/cross-woven fabric (glossy and high-class image). Perfect for boys and boyish girls. Simply stick them on your clothes, bags, jeans, hats, etc. for easy remodeling and marking. The following are three ways to enjoy DIY application: ① Iron, ② Adhesive, ③ Needle and thread, sewing machine Iron-on Instructions: ① Place the (emblem/patch) correctly on the area to be adhered and place a pressing cloth on top. ② Set the iron temperature to 100°C to 140°C (medium heat) and apply pressure from above for 10 to 20 seconds. ③ Do not touch until it has cooled sufficiently. ④ If you want to attach it strongly, sew it on.