KESTIN Tain Shirt Ecru / Blue. The Tain shirt is a casual long-sleeve design with an open collar, which can also be fully buttoned. For the SS25 collection, it is crafted from classic striped seersucker, made of 100% cotton. The Tain has a regular fit – we recommend choosing your usual size. • 100% cotton. • Striped seersucker. • Open collar. • Buttoned cuffs. • Straight hem. • Made in Portugal.