The Sindhi Topi and Ajrak Day is observed on December 6. The day is celebrated by the people of Sindh, province of Pakistan to express their loyalty to the Sindhi culture and it's thousands of year old cultural symbols, the traditional Sindhi Cap and Ajrak cloth.
The day was first conceived by the a Sindhi television channel KTN in November 2009 in response to a television anchors condemnation of President Asif Ali Zardari's wearing of the traditional Sindhi cap and shawl (representing Pakistan) on his state visit to attend the ceremony of swearing in of Hamid Karzai as President of Afghanistan for a second term.

The comments which were made on November 21, 2009 in the current affairs show Meray Mutabiq by Shahid Masood. The anchor's condemnation caused a wave of fury through out the province with the local language media calling for protests and apology. Then the sindhi media channel KTN gave a formal call for the day to be observed on first Sunday of December. The call was subsequently endorsed by all the parties of Sindh except the Pakistan Muslim League.