Features: This tearable grids pearl cotton lining features a 15x15mm grids customizable design for effortless sizing, delivering superior waterproof and shock absorption protections to safeguards your tools and equipment effectively. Crafted from highly density EPE pearl cotton, the 400x300mm foam lining is lightweight yet durability, offering exceptionals cushioning to absorb impacts and reduce vibrations damage for reliability item preservation. Ideal for enthusiasts, professional mechanics, and tool users seeking secure and adaptable solution for organizing and protecting their valuable gear in various environments. Perfect for applications like lining toolboxes, packaging precise instruments, electronics, or office devices, ensuring safe storage and transport while minimizing damage risks. With its long lasting resiliences and user friendly tear to fit functionality, this foam liner maintains peakly performances even under frequent use, extending the lifespans of your essential effortlessly. Specifications: Component: EPE cotton Size: Approx.40x30cm/15.75x11.81inch Option Thickness:25mm/0.98inch,30mm/1.18inch,40mm/1.57inch,50mm/1.97inch; Used for: Tool boxes to protect precise instruments, electrical appliances Package Includes: 1pc Foam Lining note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.