NO PURCHASE NECESSARY. Open to legal residents of Canada and the forty‑nine (49) United States and the District of Columbia (excluding Hawaii) who are 18+ or the age of majority and are registered Expo attendees of AIA26, June 10–13, 2026, in San Diego, California. Begins on 6/11/26 at 10AM PT and ends on 6/12/26 at 3:00 PM PT. One (1) prize is available consisting of one (1) pair of Bose QuietComfort Headphones with a retail value of $359.99. The Winner will be notified by phone or email after 3:00 PM PT on June 12, 2026. The Winner may either pick up the prize from a Rockfon employee in‑person after 3:00 PM PT on June 12, 2026, or have the item shipped by Rockfon within five (5) business days at no cost to the Winner. Winner is responsible for any other costs associated with the prize. Prize Period: June 11, 2026, 10:00AM PT – June 12, 2026, 3:00 PM PT. Odds of winning depend on the total number of eligible entries received during the Prize Period. Limit 1 Entry per person. Void in Hawaii and where prohibited. Subject to complete Official Rules at (AIA26 rules and regulations). Sponsor: Roxul Inc. and Roxul USA Inc. dba “Rockfon”