Kohl's offers the Artland 16-Piece Mason Jar Mug Set for $37.49. Stacking coupon codes "SUPERSAVER" and "TREEBUD" drop it further to $23.36. With $8.95 for shipping, that's $27 off list and the lowest total price we could find. Each jar holds 16 oz. and is dishwasher-safe. Deal ends May 30.