Quantity:10pcs mixed/Sent at Random Material: these mood rings are made of beautiful jewels and alloys, light weight, durable and unbreakable for long term application Adjustable rings: These mood rings are adjustable to fit most people, including women and men, so there's no need to worry about buying the wrong size Mood ring: these mood rings can change their colors according to your body temperature; includes black, yellow, red, green, blue, orange, purple and other colors MOOD MAP: Black - depressed; orange - nervous; Red - worry; yellow - anxious; Turquoise - complex; grass green - fear; Green-curious; blue-desperate; Lavender - cold; dark green - calm; Blue purple - happy; purple - romantic