Of the Same Stripe: Mariner Cloth T-shirt The ruffles at the sleeve of this Mariner Cloth T-shirt ($54, originally $60 (plus extra 60% off with code SALETIME) make it a step above the rest. It's made from a lightweight and durable cotton fabric, so you know you can confidently beat the heat in it. Image Source: jcrew.com Mariner Cloth T-shirt $54 from jcrew.com Buy Now