These days, #ahsisters simply flip their school tie to rust during the colder months (Terms 2 and 3) and blue during the warmer months (Terms 1 and 4). Students in Years 7–12 also wear a formal blazer to keep warm during winter #ahs160 https://t.co/XaiZiRoBlA1831333 These days, #ahsisters simply flip their school tie to rust during the colder months (Terms 2 and 3) and blue during the warmer months (Terms 1 and 4). Students in Years 7–12 also wear a formal blazer to keep warm during winter #ahs160 https://t.co/XaiZiRoBlA