Material: These multi color fake gems are made of acrylic material. Non-fading & Non-toxic & Non-odor. Super sparkle and clear with 8 angles and a pointed bottom. Size: We are shipped randomly and you will get 8pcs large acrylic gems, 8 colors are included in this set. Each plastic kids gems diameter is about 4cm/1.57inch. Pirate Party Favors: Great for treasure box and jewelry box, perfect prize for pirate themed parties. Pirate jewels and gems for any treasure hunting activities. Function: Perfect for use as decorations, pirate treasures, table spreads, vase fillings, wedding decorations, makers, treasure chest fillings and pirate party supplies. Wide use: Dazzling and shinying gems are the best gifts for children on birthdays, Easter, Halloween and Christmas. Perfect decorations for holiday and festival scenes.