The product is the six pieces shown in photo 1. Please refer to past listings for usage examples. This is for those who want multiple pieces at once. Intended compatible bodies without modification: 30ms Option Body 17, 18 Sestia These are custom-made chest parts compatible with the above standards. You are welcome to cut off pins and modify them to other standards. They are made using a 3D printer and water-washable UV resin. You can paint, sand, and otherwise customize them as you like. Search terms: Bishoujo Plastic Model Himepla