NATURAL BLACK ONYX: Onyx is a symbol of status and wealth, wearing natural pure black onyx can bring confidence and charm. Black onyx is also a symbol of longevity. Wearing black agate jewelry for the elderly can have a certain therapeutic effect, longevity, and good luck. DESIGN INSPIRATION: Crystal necklace and crystal bracelet bring out the best in each other. The cut corners on the edge make the pendant more aesthetically pleasing. With smooth chain and sturdy lobster clasp, the silver pendant necklace is comfortable for men. HARMLESS MATERIAL: Our jewelry are made of black onyx and stainless steel, both of which are lead free, hypoallergenic and no irritation for sensitive skin. SUITABLE SIZE: The length of the mens silver pendant necklace is 26 inches, with a black onyx pendant size of 1.89 inches * 0.59 inches * 0.19 inches. The length of the mens bead bracelet is 7.87 inches, and the diameter of the bead is 0.32 inches. HOPED-FOR GIFT: Necklace and bracelet jewelry set is a perfect gift for boys, your man, your love, father, son, young man and elderly man on Birthday, Father’s Day, Christmas, Graduation, Valentine's Day or any occasion. Come and express your love to him.