They have been boiled and dried. I collected 20 shells with good color. Perfect for handmade crafts, accessories, fishing tackle, etc. The photos are to show the colors and shapes, so not all are pictured. Bonus items will be packed as much as possible to fit in a Nekopos (Japan Post's small package service). 【Material Characteristics】 These shells have a natural, iridescent shine and are perfect for handmade accessories. 【Design Versatility】 The shell shape is easy to match with various styles and helps create unique earrings and necklaces. 【The Appeal of Handmade】 By using them for handmade accessories, you can create one-of-a-kind pieces. - Material: Shells - Color: Iridescent - Shape: Shell - Uses: For making accessories Thank you for viewing.