Thank you for viewing. These are bead head marabou flies with hook size #10. If you win the auction, please select six colors you would like. One square in the photo is 1cm x 1cm. Thank you. Please take a look at my other listings if you'd like. Size: Hook size #10 barbless, approximately 0.2 grams when dry. Colors: Bead colors are gold, silver, and red. Fly colors are, from the top left: white, olive, brown, natural, pink, yellow, chartreuse, orange, black, red, purple, and gray. If you have any other requests, please contact me via the question feature. I will do my best to accommodate you.