Thank you for viewing. This is a deer leather trout gum with hook size #10. If you win the auction, please select 10 colors of your choice. One square in the photo is 1 cm. Thank you. Please take a look at my other listings if you'd like. Size: Hook size #10, barbless, approximately 0.4 grams when dry. Color: The bead color is gold. The fly colors are, from the top left: black, white, dark brown, brown, natural, blue, sky blue, purple, orange, red, pink, light pink, yellow, lemon yellow, green, olive, lime green, gold, silver, and bronze. If you have any other requests, please contact me via the question section. I will do my best to accommodate you. Fishing type... Fly Fishing type... Lure Fish species... Trout/Salmon/Tokishirazu (immature salmon) Features... For area trout, handmade, sinking