300g is $23.50 and 500g is $20.99
Free Shipping with orders over $99
Used coupon code DEC16 for $5 off order over $50
Retail for $47.95 500 tub $0.10 per grams
Received an email from Paws 40% off using code JOINT16 with Free Shipping over $70
Works out to be $28.77 each (still cheaper to buy from Nettopet)
Tried both codes and non work. And 500g show $29.99 Not sure how you got $20.99