All our Glassware is guaranteed to be delivered with no breakage or we will replace the broken item at no charge as long as it is ordered in default set quanity. You may or may not be required to ship item back to our supplier per supplier discretions. We take every precaution to insure that your package will be delivered without any breakage. Our glassware is securely packaged from the manufacture in Romania in bundles of 4 glasses  for most of our glasses, so it is recommended to purchase your glassware in sets of 4. you can purchase our glassware in pairs or singles however your best value by far is in sets of 4 as well as there is a much greater chance of breakage is sets are broken up.