{"product_id":"12x12x48-ect-32-kraft-telescoping-inner-boxes-adjustable-design-bundle-of-15","title":"12x12x48 ECT-32 Kraft Telescoping Inner Boxes - Adjustable Design, Bundle of 15","description":"\u003cp\u003ePackrift's 12x12x48 telescoping inner boxes solve the packaging challenge of variable-height and non-standard product shapes that standard single-piece cartons can't accommodate. Built from ECT-32 single-wall kraft corrugated with a reinforced full overlap (FOL) bottom, these boxes deliver excellent stacking performance and edge crush strength for warehouse environments. The two-piece adjustable design lets you customize internal height, reducing void fill waste and improving freight efficiency on tight budgets. Designed for fulfillment directors and warehouse managers shipping electronics, appliances, textiles, and specialty goods, each bundle of 15 provides reliable, cost-effective protection. Complete your shipping solution by pairing these inner cartons with the matching T121248OUTER for full containment and professional presentation.\u003c\/p\u003e\n\n\u003c!-- packrift-enriched --\u003e\n\u003cdiv class=\"packrift-enrichment\"\u003e\n\u003csection class=\"pf-best-for\"\u003e\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cp\u003eWarehouse managers and fulfillment directors shipping tall, irregularly shaped items need reliable containment without custom solutions. The 12×12×48\" telescoping inner box delivers ECT-32 strength in a two-piece adjustable design that accommodates variable heights while maintaining structural integrity and reducing SKU complexity.\u003c\/p\u003e\n\u003cp\u003eThe adjustable two-piece telescoping design eliminates the need for multiple box sizes, reducing inventory overhead while the ECT-32 kraft corrugated construction with full-overlap (FOL) bottom provides stacking performance and crush resistance. This configuration optimizes freight density—the narrower 12×12\" footprint maximizes pallet utilization while the 48\" height accommodates elongated products, directly lowering your cost per shipment.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-specs\"\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eECT-32 Single Wall Kraft Corrugated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e12\" W × 12\" D × 48\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBox Type\u003c\/th\u003e\n\u003ctd\u003eTelescoping Inner (Two-Piece Adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBottom Construction\u003c\/th\u003e\n\u003ctd\u003eFull Overlap (FOL) for Enhanced Stacking Strength\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRecyclable\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"pf-use-cases\"\u003e\u003ch3\u003eCommon Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShipping tall cylindrical items (tubes, poles, sporting goods)\u003c\/li\u003e\n\u003cli\u003ePackaging irregular\/elongated products with adjustable internal height\u003c\/li\u003e\n\u003cli\u003eE-commerce fulfillment for apparel, textiles, and rolled goods\u003c\/li\u003e\n\u003cli\u003eIndustrial component distribution requiring crush-resistant containment\u003c\/li\u003e\n\u003cli\u003eMulti-SKU operations reducing box inventory complexity\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-included\"\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBundle of 15 telescoping inner cartons (12×12×48\")\u003c\/li\u003e\n\u003cli\u003eRequires T121248OUTER boxes to complete two-piece set (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"pf-shipping\"\u003e\u003ch3\u003eShipping and Packaging\u003c\/h3\u003e\n\u003cp\u003eShips flat in bundled format to maximize freight efficiency. Stack inner and outer telescoping components together on pallets to reduce dimensional weight charges and optimize warehouse receiving workflows.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"pf-faq\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003eDo I need to purchase outer boxes separately?\u003c\/summary\u003e\u003cp\u003eYes. This SKU includes only the inner telescoping cartons. You must pair them with T121248OUTER boxes to create complete two-piece sets. Purchasing both allows you to adjust height based on product length, eliminating single-use custom boxes.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat ECT rating means for my stacking and storage needs?\u003c\/summary\u003e\u003cp\u003eECT-32 provides 32 lbs edge crush test strength per inch of board height—suitable for stacking up to 5-6 boxes high in standard warehouse conditions. This rating balances durability with cost efficiency for mid-weight products; verify your specific load requirements with your packaging specialist.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow does the full-overlap (FOL) bottom improve performance?\u003c\/summary\u003e\u003cp\u003eThe FOL bottom interlocks all four flaps across the base, distributing weight more evenly and preventing bottom bulge or separation during stacking and transport. This extends box life through multiple uses and reduces damage claims on tall shipments.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat's the freight advantage of 12×12\" footprint versus larger boxes?\u003c\/summary\u003e\u003cp\u003eThe compact 12×12\" base allows 25-30 boxes per layer on a standard 48×40\" pallet, compared to 12-16 for larger formats. Combined with 48\" height, you ship more units per pallet while maintaining lower dimensional weight charges, directly reducing your freight cost per unit.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c!-- \/packrift-enriched --\u003e\n\n\u003c!-- packrift-pdp-link-enrichment:v1:start --\u003e\n\u003cp class=\"packrift-pdp-links\" style=\"margin-top:1.25em;font-size:0.95em;color:#222\"\u003e\u003cstrong\u003eRelated guides \u0026amp; tools:\u003c\/strong\u003e \u003ca href=\"https:\/\/packrift.com\/pages\/corrugated-boxes-guide\"\u003eCorrugated Boxes Guide\u003c\/a\u003e · \u003ca href=\"https:\/\/packrift.com\/pages\/box-size-calculator\"\u003eBox Size Calculator\u003c\/a\u003e · \u003ca href=\"https:\/\/packrift.com\/pages\/12x12x48-boxes\"\u003e12X12X48 Boxes\u003c\/a\u003e · \u003ca href=\"https:\/\/packrift.com\/pages\/12x12x48-ect-32-boxes\"\u003e12X12X48 Ect 32 Boxes\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- packrift-pdp-link-enrichment:v1:end --\u003e\n","brand":"Packrift","offers":[{"title":"Default Title","offer_id":53445710184816,"sku":"T121248INNER","price":84.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/T121248INNER.jpg?v=1774850737","url":"https:\/\/packrift.com\/products\/12x12x48-ect-32-kraft-telescoping-inner-boxes-adjustable-design-bundle-of-15","provider":"Packrift","version":"1.0","type":"link"}