Dooni Designs Funny and Humorous Designs - This Is How I Roll Lawn Mower - T-Shirts - Youth Birch-Gray-T-Shirt Large(14-16) (ts_102547_30) 100% cotton Adult and youth sizes are a blend of 50% cotton, 50% polyester. Toddler sizes are 100% cotton. Available in white, grey, light blue or pale pink. Custom printed image applied. Washing instructions: Do not use bleach, dry on low heat, turn inside out