Material and size: these jean patches are made of denim cloth, they are durable, hard to be worn out and safe to use; Each patch is about 4.9 x 3.7 inches/ 12.5 x 9.5 cm Iron on denim patches supplies: you will get 30 pieces iron on denim patches in black, dark blue, royal blue, sky blue and light blue, sufficient quantities to meet your sew needs, making your jeans different all the time Easy to use:iron on denim patches do not need to be sewn, just cut them into the right shape and heat them with iron on the clothes; The denim patches are well crafted with hot melt glue on the back, which has stickiness after being heated. Repair and decoration:iron on denim patches prolong the life of your favorite clothes or give old clothes a good life by decorating them; It only will take few minutes to repair or decorate your clothes. Warm note: please do not iron with steam; These denim patches are not recommended for using on nylon or rayon fabric