Head on over and print a rare Buy 1 Get 1 FREE M&M’s Singles Chocolate Candies Coupon. Buy any one M&M’S Brand Chocolate Candies (1.14 – 3.27 oz.), Get 1 M&M’S Brand Crispy Chocolate Candies Free (1.14 – 3.27 oz.). We don’t see M&M’s coupon very often for the single size packs, so be sure and print this one right away.