Free Rein Rainbow Eggbutt Single Jointed  Snaffle - These bits are each unique and vary through green, blue, purple and yellow colour on each bit

Available in 2 sizes 5" & 5 1/4"
The colour is created by the natural chemical reaction when titanium is immersed in water with an electrical current running through it.  These are stainless steel bits with a titanium plating

Please note each bit will vary in colour slightly from picture