Personalized Fitness Instructor Gift Women's V-Neck T-Shirt. Fitness Instructor Women's V-Neck T-Shirt - Kelly Green has blue and brown swirl occupation design, a lovely career gift idea. 5.0 oz., 100% pre-shrunk cotton Athletic Heather is 90/10 cotton/polyester 1x1 rib collar with mitered v-neck Shoulder-to-shoulder taping Ladies' fit