No. 221 Squadron (Valiants) is an Indian Air Force fighter squadron and is equipped with Su-30MKI and based at Halwara Air Force Station. The squadron was established as an offensive fighter squadron on 14 February 1963 at Barrackpore. The squadron had been equipped with Supermarine Spitfire, de Havilland Vampire and Su-7. The Su-7 aircraft saw action in the Indo-Pakistani War of 1971 over Bangladesh. It also participated in the Kargil war with the Mig-23, which were retired in 2009. On 24 April 2017, Su30-MKI aircraft was inducted into the squadron. Numerous pilots from the squadron have been decorated with gallantry awards over many years of its operation.

The V for Valiants Su-30 MKI Silhouette is a 100% embroidered patch made for those who are a part of this prestigious squadron.