Gibson Custom Shop Historic Brown Case Hard Case Cover This cover is sized to fit Custom Shop brown cases. It recreates the hard case covers that actually existed in the 50s and 60s, faithfully reproducing the atmosphere of the time, from the materials to the construction, with a high degree of perfection. USED condition, with almost no signs of use. There is one tear in the fabric of the metal foot (see image). This is an item that will lift your spirits just by storing your brown case in this cover at home.