[16mm Metal Eyelet Kit]: Includes 100 sets of 16mm eyelets (1 set = 1 16mm eyelet 1 16mm washer), punching and installation tools, a plastic box, supplied to repair tarpaulins, awnings, canvas and curtains Cost-effective solution, [ High Quality]: 16mm canvas environmental protection buttonhole, made of environmentally friendly brass, using a unique heat treatment technology, it is not easy to rust even when used outdoors [Four-color corns]: We provide silver, gold, bronze, black and four-color corns to offer more creativity and choice for leather, tents, fabrics, belts, hats, curtains, flags, banners and other crafts [Intimate Design]: The 16mm buttonhole kit is equipped with a punch, and the surface of the chuck has unique anti-slip stripes, which makes the operation p safer and more comfortable [Size]: stainless steel grommet, inner diameter: 16mm, packed in a transparent portable storage box, easy to carry, with good dustproof effect