Items sent to you: there are 12 pieces of empty blood vial necklace, 12 pieces of snake chains with lobster clasps and 1 pack of open rings in the package, adequate to satisfy your use and sharing needs; Please note that you can only open the empty glass charm from the top rather than the whole lid (the lid has been stuck firmly) Serviceable material: these glass vial pendants are made of glass, which are clear and solid, delicate in appearance; Moreover, the vial necklaces for liquid is made of stainless steel, which is light in weight, not easy to deform or rust, hard to fade; Please note that the bottle's cap has been glued to the bottle, which can be taken off by the top screw only Memorable and meaningful: this blood necklace kit can be applied for storing a small amount of ashes, fine sand, rice carving, perfume, which have good sealing performance; Please do not tighten the screws by hand; Use a small wooden stick to pass through the hole in the top screw and tighten the screws Broad applications: you can apply these silver charm necklaces to make your own necklace, bracelet or anklet as your everyday wear, which are also ideal for banquets, dating, shopping, parties, weddings and many other important occasions, as well as suitable for DIY jewelry making, craft projects Exquisite present you can use this clear glass necklace to make some elegant handicrafts to your friends, relatives, colleagues, classmates and neighbors on Valentine's Day, Christmas, New Year, birthday, etc., showing your love and care Features: Size information: Each empty pendant measures approx. 35 x 6 mm/ 1.4 x 0.24 inch, and the necklace charm is about 45 cm/ 17.7 inch in length, 2 mm/ 0.08 inch in width, equipped with a lobster clasp measures about 6 mm/ 0.24 inch, moderate size is more suitable for most people's size. Extensive usage: These jewelry making supplies can be widely applied for exquisite accessories for banquets, dating, shopping, parties, weddings and more. Also you can DIY them with your family members and friends, bringing a lot of fun to your daily life. How to open or tighten the top: The empty glass charm has good sealing performance, allowing you to add liquid in it. It recommended that you shouldn't open or tighten the screws by hand directly, use a small wooden stick similar to a toothpick to go through the hole at the top of the screw and then open or tighten it with this stick. Specifications: Material: Empty pendant: glass Necklace with lobster clasps: stainless steel Main color: clear and silver Size: Empty pendant: 35 x 6 mm/ 1.4 x 0.24 inch Necklace with lobster clasps: 45 cm/ 17.7 inch in length, 2 mm/ 0.08 inch in width Quantity: 25 pieces Package includes: 12 Pieces empty pendant 12 Pieces Necklace with lobster clasps 1 Pack open ring Note: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Winding risk may exist, please keep away from little kids. Small items are included, please keep away from children to prevent swallowing risk.