LINKU via Amazon offers the Purefly Inflatable Neck Pillow for $10.99. Coupon code "9ZZAPBBH" cuts it to $4.99. Plus, Prime members bag free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.70.) This ergonomically-designed pillow features felted flocking PVC construction. Deal ends April 29.