Queen marking pens. White, Yellow, Red, Green, & Blue.
Non-toxic and safe for queen marking.
For live bee demo video CLICK HERE
Pick the colour of your choice or use the international colour code:-
- White. For the years ending with a 1 or 6.
- Yellow. For the years ending with a 2 or 7.
- Red. For the years ending with a 3 or 8.
- Green. For the years ending with a 4 or 9.
- Blue. For the years ending with a 5 or 0.