Taqiyah (cap) worn in India, Bangladesh, Pakistan, and other regions of South Asia. Many different types of topi caps include the Sindhi cap, worn in Sindh, and the crochet topi that is often worn at Muslim prayer services (see salat). The topi cap is often worn with salwar kameez, which is the national costume of Pakistan. "Taqiyah" is the Arabic word for a Muslim skullcap which is derived from (), means a ""dome"". This concept is taken from the Jewish traditions as the cap "kippah" () literally means a ""dome"" ( "Qubba") as well, and whoever wears this dome acknowledges the constant
Forage cap Regiment and all other ranks and the SD cap for other officers. RAF field service caps can still be bought privately and worn on duty by all ranks as working dress. They are commonly worn with flying suits, as they are easier to stow in a pocket or cockpit than SD caps, but only air vice-marshals and above are authorised to wear them with combat uniform. The fore-and-after is still worn by airmen in other services, such as the U.S. Air Force and Royal Canadian Air Force. The M1825 forage cap (also known as the pinwheel cap) was worn by