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 three methods can be used for 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 attached 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 completely. ④ If you want a stronger attachment, sew it on.