Full 1000mg (1g) Cartridges Minimum order 5 Cartridges Purchases above 10 cartridges have a 5% coupon Purchases above 20 cartridges have a 10% coupon Purchases above 30 cartridges have a 15% coupon Purchases above 50 cartridges have a 20% coupon Purchases above 100 cartridges have a 25% coupon