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
Sailor cap tie a small coin in the bow to make it stand out. In wartime, as a security measure, many navies replace the name of the ship with a generic title (e.g. "HMS" = "His/Her Majesty's Ship" in the Royal Navy or "South African Navy"). The cap may be further embellished with a badge, cockade or other accessory. Visorless caps of this kind began to be worn in the mid 19th century. The more rigid type of sailor hat with a wide, flat peak is also known as square rig (this refers generally to a type of sailor uniform) cap or