These pockets consist of 12 hand-punched holes with two sides sewn and double-stitched to help prevent "unstitching". They are 5/6 oz leather in thickness and are sewn with a cotton thread. The Pockets come in 4 size types:
LG: For parrots like large macaws and cockatoos.
MD: For amazons, greys, mini macaws.
SM: For caiques, pionus, larger conures.
XSM: for parakeets, cockatiels, small conures.