3-D Graduation Hat Charm Bracelet. 3-D Graduation Hat is approx. 0.70 x 0.50 x 0.20 inches (HxWxD) including loop. Silver plated chain bracelet is 8 inches long. Size can be adjusted by clipping lobster claw on any link. Also available as a necklace, and earrings. PLEASE NOTE: Our products are lead safe, but are not intended for children 14 years and younger.