5" springs made of rust resistant galvanized steel for a superior bounce

We aren’t just cereal

Folds for easy storage

How Much Salt Is in These Salt Packets

13 x 13 x 5" Corrugated Boxes Breathe Right 5" springs made of rustPerfect for apparel, picture frames, books, scales, spools of wire and electronic equipment. Boxes ship flat for freight and storage savings. Larger quantities, call for quote. DIMENSIONS: Outside: 13 3 8 x 13 3 8 x 5 5 8" (+ 1 8") All FedEx and all UPS Dimensional Weight: 8 lbs MATERIAL: C flute FEATURES: All boxes open along the length (first dimension). Seams are glued. SPECIFICATIONS: Meets ASTM D5118 TERMINOLOGY: 200# Test vs 32 ECT (Edge Crush