Madewell Pima Low-Key Pocket Tee in Tie-Dye Ombre Yellow Size Medium Casual cotton shirt. Made of lightweight, supersoft-to-the-touch pima cotton, this pocket crewneck has a slightly oversized fit for a cool, slouchy look. Tie-dyed in shades of yellow—so each one's totally unique—it's the ultimate laid-back (and loving it) tee. Oversized, size down for regular fit. Body length: 28 1/2". Do Well: We partner with the Better Cotton Initiative to improve cotton farming globally. Cotton.