Ruffles have ridges. Guaranteed fresh until printed date. Guaranteed fresh until printed date. Guaranteed fresh until printed date or this snack's on us. Questions or comments? Weekdays 9:00am to 4:30pm CT 1-800-352-4477/chat at fritolay.com. Visit our website at fritolay.com. Good fun! There's more where this come from. Facebook: Find us on: facebook.com/ruffles.