Robison Anton Super Brite Poly embroidery thread is simply the BEST and the Pick Six collection is the best value EVER! YOU PICK THE COLORS - Enter Six Color Numbers you would like in the box above! Robison Anton Embroidery Thread works on all embroidery machines. Robison Anton Super Strength 40 wt. Polyester comes on 1100 Yd. Mini King Spools that is Superior To Traditional Sewing Spools. Pick any six colors from the 450 available colors and receive one enviro-Thread-Tube FREE! (A $3.99Value)Pick 6 Poly COLORS - Click Here To View Color Chart. The poly color numbers are in blue and begin with RA# 122. They are the first number listed by the color. Please list the color name and color number in the box above.