It's a simple enough instruction; do you think they'll listen? We hope so. Good luck.

Choose from a selection of 2 different shapes and 5 sizes.

Size Guide:
Unisex chest measurements: Small 34-36", Medium 38-40", Large 42-44", XL 46-48", XXL 50-52".
Women’s Fitted chest measurements: Small 32-34", Medium 34-36", Large 36-38", XL 38-40", XXL 40-42".

• 100% cotton, medium weight t-shirt.
• Available in 2 shapes and 5 sizes.
  
• Printed white t-shirt. 
• Care: Machine wash cool. Tumble dry low. Do not iron text/images.