Mr Watchman's proven formula of 1907, original Thornit Powder. 
 
Description:
 
Now comes in 20g Eco Friendly Resealable Pouch to keep your thornit fresher for longer.  
Full instructions on how to use thornit are included with your order
No expiration date
Do not get wet
Store in a cool, dry place away from sunlight
For use on dogs, rabbits and cats
20g
 
Ingredients:
Zinc oxide, talc, iodoform, boric