Strap Length: 13 1/2
Can fit up to 12 1/2- 14 1/2
Strap Width: 2 inch
Bolt sizes: 4 1/2 inches
Bolts total:2
Back: strap
Munster sizing: 6 1/2 x 6 inches
Frankenstein monster is removable you have 2 styles in 1 choker
Monster reacts under black light (not glow in the dark)