3D Mould Nail Art Name: 3D,Mould, 3D Mould this is for acrylic nails. after you mix acrylic powder and acrylic liquid, then you choose one design you like, to put the acrylic liquid and acrylic powder into the mould. then after it becomes dry, it will be in good and fashionable shape, like a piece of rose flower, a small beard, small moon, and so on. it is very convernient.