You are choosing the colour of the name, the leaf will always be the same colour green.
Size
S 35/37" M 38/40" L 41/43" XL 44/46" 2XL 47/49" 3XL 50/52"
Our unisex tees are looser fitting compared to the women's fit tees. Unisex sizing is true to size for men and as a guide for women - S 10, M 12, L 14, XL 16, 2XL 18, 3XL 20. These are a guide and will depend on how you like the fit of the t shirt.
Women's Tees are true to size.