One Teaspoon Classic Denim Shirt in Blue. Size S, M, L, XL. 100% cotton. Made in Turkey. Machine wash. Front snap button closure. Breast pockets. Buttoned barrel cuffs. Light fading. ONET-WS157. 24113. Australian designer Jamie Blakey sewed her first collection in her very own bedroom. Now, nearly a decade later, her Sydney-based line has found an international fan base. Known for clothing that is casual and beachy, One Teaspoon offers pieces that are effortless, cool, and still have that handmade feel.