We supply this item in 4 different sizes to suit everyone's desired application. They are the necks of a cow so the shapes and sizes may differ slightly, except for the panels.

Infographic measurement Leatherbox Cow shoulders

Panel A rectangular piece with an exact length and width of 12 x 6 inches (0.5 ft2).
Large Panel A rectangular piece with an exact length and width of 18 x 12 inches (1.5 ft2).
Half shoulder Half a shoulder, cut across the width of the 2 shoulders of approximately 51 x 17.5 inches (6-6.5 ft2).
Full Shoulder A shoulder of the cow of approximately 51 x 35 inches (12.5-13 ft2).