Five-Tail One-Corner Luban Lock Complete Set Educational Puzzle Toy Kongming Lock High Difficulty Unlocking for Children Boys Girls Ages 8-12 Birthday Gift

Handmade by skilled carpenters using traditional woodworking techniques (planing, sawing, measuring, chiseling)

Multiple sanding processes for smooth edges and excellent hand feel

Each wooden piece carefully selected and polished

Beech Wood 6-piece sets (Difficulty 1 to 3)

Beech Wood 9-piece sets (Packages A to D)

Puzzle pieces range approximately from 5.5 cm to 10 cm in width and height depending on the model

Traditional craftsmanship combined with modern safety standards

Educational and entertaining for all ages

Helps develop problem-solving skills and patience

Supports cultural heritage preservation through classic toy design

本链接商品分为三种包装，简装是没有盒子单个锁有塑封膜，礼盒装是彩色纸盒，高档礼盒装是木盒+手提彩盒都有的，下单请注意，个人原因购买错误导致不满将不作为差评依据。 如需退换货请原包装退回，务必包装完好，包装盒损坏和一次性塑封膜拆开等情形影响二次销售则不符合退换货标准，请知悉以免造成不必要的误会。本链接商品由多个鲁班锁组成套装进行出售，如单个鲁班锁出现问题可以单独进行更换， 以单个鲁班锁出现问题（具体原因如下）进行整单售后申请，请保证其他鲁班锁完好未拆封。 本产品采用榉木生产，是目前市场上紧密度上好的材料之一，但是我们仍然无法保证每个产品的松紧度是一样的，原因有以下:热胀冷缩、干湿度、新老木材、非模具成型(切割、打磨)。 如产品出现过紧现象,有方法如下:1、置阴凉处风干数小时(木头干湿度原理)2、用保鲜膜包裹后存放于冰箱保鲜一晚(热胀冷缩原理 ) 如产品出现松垮现象，有方法如下:1、轻微沾水后置阴凉处数小时风干(木头干湿度原理)2、置温暖处放置数小时((热胀冷缩原理) 本产品多道工序进行制造，但是部分产品由细小零件组成，有些细微处无法完全打磨光滑，可能会毛边，轻微小木刺现象我们

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