Double Gecko T-Shirt Indigo Blue and Teal colored T-Shirt. Get gecko'd in these fine and hip T-shirts. Made up of 100% Knit Cotton. This T-Shirt features a large gecko that cover the front of shirt and a small gecko printed on top on the left side of the . Great gift for you today this Holiday Season! Adult sizes available in: Sizes Small, Medium, Large, XL, and 2XL. (2XL Add $1.00 extra)