These glossy rails are used in places like children's centers. ⭐️ Plarail Expandable Rail, Blue, Set of 2 These rails are shaped like zigzag springs, allowing you to freely extend, contract, and bend them. They're perfect for fine-tuning when creating complex layouts, and when commercially available rails just won't fit. The product will be shipped as a set of two expandable rails, as shown in the first image. This product is made using a thermal fusion method with a professional 3D printer. The material used in this product is PLA, a plant-based plastic that is considered environmentally friendly, so it is safe for children to use. 【Caution】 ① If you stretch it too far or create excessively sharp curves, the gaps may become too wide, and it may not work properly. ② It cannot be used as a slope. Also, it cannot be used on elevated structures such as bridge piers. ③ If thrown or stepped on excessively, it may break depending on the direction of force. ④ As it is resin, it may deform in high-temperature environments above 60°C, such as when exposed to boiling water or inside a car in the summer. Also, it may deteriorate in direct sunlight, so please avoid using and storing it in sunny places. ♯Accordion