Maelys B-FLEX Lift & Firm Arm Cream 100ml/3.38oz. Brand New Open Box Get firmer-looking arms with this cream that targets the appearance of saggy and loose underarm skin, helping to create a tighter-looking arm. 100 mL. / 3.38 Fl Oz. Apply a generous layer directly to the bat wings and loose skin in the arm area. Massage into the skin in circular motions until fully absorbed.  You may start to feel a warming sensation, that’s totally normal! If you’re not into the tingle, we recommend waiting at least 20 minutes after a shower before applying. Use twice a day for best results.