The original and best 100% official Irritable Owl Syndrome design. Maybe he's got IBS? Maybe he smashed his iPhone 6? Maybe he's just a grumpy bird of prey... Artwork and design copyright and Trademark Push Merchandising Ltd. Get the Small NSFW
T Shirt design reads: Fuck Off. Irritable Owl Syndrome
Our crew neck, short sleeved men's t shirts are 100% premium cotton in a soft pre-shrunk jersey knit. Our women's t shirts are lighter weight 150g tees made with deluxe 30's soft style yarns for a soft feel.