Note: Includes mask and tail
Mask is 8.5 inches in width, 12.5 inches in height. Vertical head strap adjusts from 6.5 to 10.5 inches in length. Horizontal head strap adjusts from 19.5 to 27.5 inches in circumference. Tail plug is 4.8 inches in total length. Plug is 3.25 inches total length, 2.6 inches insertable, 1 inch at widest diameter.