All-nighter nightwear

The all-nighter nightwear is a piece of clothing found in the Fallout 3 add-on Broken Steel.

Characteristics
Made by someone who is only identified as "The Tailor", the all-nighter nightwear is leopard print nightwear that gives a +1 bonus to Endurance and Charisma. It can be repaired with a diverse selection of clothing, ranging from Enclave officer uniforms to pre-War bonnets.

Location
It's found in La Maison Beauregard in a suitcase which can be opened with Lag-Bolt's key after listening to the Sorry, my darling holodisk.