Descriptions: Name: Bath salt ball mould Uses: egg tart cake, bath salt ball production Material: food grade aluminum alloy Combination 12: 2* 6.5cm/2.55" spheres + 2* 5.5*9cm/1.77"*3.54" shells + 2* 6.5*9cm hearts/2.55"*3.54" + 2 *10cm/3.93" starfish Combination 13: 2* 4.5cm spheres + 2 *5.5cm/1.77" spheres + 2 *6.5cm/2.55" spheres + 2* 10cm/3.93" starfish + 2* 7cm/2.75" scallops + 2* 5.5*9cm/1.77"*3.54" shells + 2* 6.5*9cm/2.55"*3.54" heart shape + 2* 9.5cm8/3.74*3.15in Petal Combination 14: 2 *6.5cm/2.55" spheres + 2 *7cm scallops + 2 *5.5*9cm/1.77"*3.54" shells + 2 *10cm/3.93" starfish + 2* 6.5*9cm/2.55"*3.54" heart shape + 2 *9.5cm8/3.74*3.15in petals Combination 15: 2* 6.5cm/2.55" spheres + 2* 6.5*9cm/2.55"*3.54" heart shapes + 2* 10cm/3.93" starfish + 2* 9.5cm8/3.74*3.15in petals Wide range of uses: DIY bathtub salt balls can also used as food molds Economy: Make bath salt ball to diffuse in bath crock to save your money and enjoy the weekend Advanced material: Made of rugged food grade aluminum metal