If you want to show your love for Tizen & Qt , Merchandise is available from: qtfortizen.spreadshirt.net. Theres also designs for our Tizen ladies. Theres no profit being made from this just Qt & Tizen community love being shared. But wearing these t-shirts and drinking from these mugs is a great way to support the OS. If you want to make your own shirts and brands then there are some usage guidelines you will need to follow for Qt and for Tizen. Happy Buying!
Source Qt for Tizen