{"product_id":"x2-xing-xu-heptastar-3d-printed-cube","title":"x² Heptastar cube - Bandaged Polyhedron Masterpiece","description":"\u003cdiv class=\"product__description rte quick-add-hidden\"\u003e\n\u003ch3\u003e\u003cb\u003ex² Heptastar Cube | Premium 3D-Printed Bandaged Polyhedron Masterpiece\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003ePush the boundaries of spatial logic with the \u003cb\u003eHeptastar Cube\u003c\/b\u003e, an elite intellectual puzzle that bridges the gap between classic unbandaging theory and modern geometric design. Brainchild of the acclaimed independent custom puzzle designer \u003cb\u003eXing Xu (internationally recognized as \u003c\/b\u003e\u003cb\u003ex²\u003c\/b\u003e\u003cb\u003e)\u003c\/b\u003e, this museum-grade mechanical artifact is brought to life via high-end custom 3D printing, offering an unparalleled tracking challenge for seasoned cryptographers and twisty puzzle collectors.\u003c\/p\u003e\n\u003cp\u003eThe structural DNA of the Heptastar is a brilliant mechanical homage to two iconic puzzle lineages: \u003cb\u003eBermuda 3.5\u003c\/b\u003e and the \u003cb\u003eOcto-star\u003c\/b\u003e. It inherits its underlying foundational axis system directly from the Bermuda 3.5 framework. However, its complex outer surface is split into \u003cb\u003efour distinct piece geometries\u003c\/b\u003e: precision centers, micro-triangles, elongated kites, and corners rendered in two completely unique shapes—a dense matrix heavily reminiscent of the Octo-star design. In theoretical puzzle architecture, just as the Octo-star serves as a bandaged Sun Cube, the \u003cb\u003eHeptastar is engineered as a highly complex, bandaged variation of the Lapis v1 blueprint\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eFabricated with a boutique, semi-translucent jade-white chassis, the Heptastar features a striking asymmetric profile even in its solved state. The moment you initiate a turn, the overlapping axes and bandaging constraints trigger radical, non-linear shape-shifting that completely shatters traditional grid alignment tracking. Despite the varying shapes of its internal tracks, the advanced 3D-printed tolerances ensure smooth, stable tactile transitions with every rotational pivot. For collectors dedicated to conquering the rarest heights of mathematical permutation, the \u003cspan class=\"math-inline\"\u003e$x^2$\u003c\/span\u003e Heptastar is an absolute masterpiece.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003e🧩 Key Mechanical Features \u0026amp; Advanced Geometric Logic\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eAuthentic Xing Xu (x²) Engineering\u003c\/b\u003e: An officially authorized, premium production of Xing Xu's legendary custom polyhedral concepts.\u003cbr\u003e\u003cb\u003eHybrid Bermuda \u0026amp; Octo-star Mechanics\u003c\/b\u003e: Utilizes a Bermuda 3.5 axis structure paired with a multi-piece configuration inspired by Octo-star architecture.\u003cbr\u003e\u003cb\u003eFour Unique Piece Classes\u003c\/b\u003e: Contains precision-cut centers, triangles, kites, and dual-shape corner segments for maximum permutation complexity.\u003cbr\u003e\u003cb\u003eBoutique Jade-White Chassis\u003c\/b\u003e: Crafted using high-grade, durable 3D-printed material with a premium semi-translucent finish that beautifully highlights the puzzle's complex lines.\u003cbr\u003e\u003cb\u003eRadical Shape-Shifting \u0026amp; Bandaging\u003c\/b\u003e: Features a specialized bandaged Lapis v1 design that forces the puzzle to contort into jagged, irregular structural forms upon scrambling.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nAy3WqraBy0?si=-kD3AsKSOsTcPfID\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eRefer : \u003ca href=\"https:\/\/twistypuzzles.com\/forum\/viewtopic.php?p=432028\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/twistypuzzles.com\/forum\/viewtopic.php?p=432028\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eThis cube has been printed by two kinds of method \u0026amp; material:\u003c\/p\u003e\n\u003cp\u003e1. \u003cstrong\u003eLight Green color : \u003c\/strong\u003e\u003cbr\u003e    printed by SLA with Resin\u003cbr\u003e    size 7.8cm\u003cbr\u003e    N.Weight ~86g\u003cbr\u003e    G.Weight: 355g\u003cbr\u003e    condition: 100% brand new, stickers placed.\u003cbr\u003e\u003cbr\u003e2. \u003cstrong\u003eBlack color: \u003c\/strong\u003e\u003cbr\u003e     Printed by Multi Jet Fusion(MJF) with Nylon, \u003cbr\u003e     size 7.8cm\u003cbr\u003e     N.Weight ~74g\u003cbr\u003e     G.Weight: 335g\u003cbr\u003e     condition: 100% brand new, stickers placed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage remind: \u003c\/strong\u003e\u003cbr\u003e1. HDT of resin is approx. 55℃\/131℉, so it’s necessary to store it in a cool place.\u003cbr\u003e2. Resin is an easily oxidized metarial, so it should be kept in a dry place without sunlight. It’s suggested to put it in the original box, and it’s not a good choice to keep it on the cabinet or shelf directly.\u003cbr\u003e3. The surface of the Nylon printed version is kind of no so smooth so the stickers may not easy to attach on. So please not replace the stickers if NOT necessary. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct include:\u003c\/strong\u003e\u003cbr\u003e1x x² Heptastar \u003cbr\u003e1x Storage box\u003cbr\u003e1x extra set of stickers.\u003c\/p\u003e\n\u003cp\u003e3D printed, Printing time around 7~15 days. Please wait your order patiently. \u003c\/p\u003e\n\u003cp\u003eEnjoy !\u003c\/p\u003e\n\u003c\/div\u003e","brand":"x²","offers":[{"title":"Black","offer_id":55794382635381,"sku":"x-Heptastar-BL","price":111.65,"currency_code":"EUR","in_stock":true},{"title":"Light Green","offer_id":55794382602613,"sku":"x-Heptastar-LG","price":68.56,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/x_-Heptastar-cube-3.jpg?v=1781931771","url":"https:\/\/cubein.cn\/products\/x2-xing-xu-heptastar-3d-printed-cube","provider":"CubeIn","version":"1.0","type":"link"}