1 Pint Regular Mouth Canning Jar Boxes (10 Pack)

13 3⁄8 x 10 x 5 3⁄8" 1 Pint Regular Mouth Canning Jar Boxes   Corrugated inserts accommodate 1216 oz. Canning Jars. Sold separately. 200 lb. test box withstands rough handling. Ships flat, saves storage space. Includes box and partitions.   FEATURES: All boxes open along the length (first dimension). Seams are glued. SPECIFICATIONS: Meets ASTM D5118. TERMINOLOGY: 200# Test vs 32 ECT (Edge Crush Test): 200# Test: 50% stronger bursting strength. Recommended by UPS for shipping up to 40 lbs. 32 ECT: Recommended by UPS for shipping up to 30 lbs. Pound Test Refers to Bursting Strength: 200# test boxes withstand 200 lbs/sq.in. of side wall pressure before bursting. ECT Refers to Stacking Strength: 32 ECT boxes withstand 32 lbs/linear inch of stacking weight before crushing. An alternative for lightweight shipments.   ** This Item Ships Directly From The Distributor