Original Penguin Penguin Short Sleeve Shirt Mens. Penguin Short Sleeve Shirt MensUpdate your go-to garms with the Short Sleeve Shirt from Penguin. Crafted with a button-down collar and chest pocket, this piece is perfect for casual days. Design is complete with embroidered branding for a slick finish.• Shirt• Short sleeves• Fold-down collar• Central button fastening• Chest pocket• Embroidered branding• 100% linen• Machine washable at 30 degrees