AYR The Practice Tee in Spa Knit in heather gray, size large. No notes. A perfect tee. 100% Spa Knit™, the signature drapey, lightweight Peruvian pima cotton. Ideal for layering. THE effortless, slouchy, hangs-off-your-shoulders sleeve you’ve been searching for, combined with a flattering silhouette in just the right length, no tucking necessary.