eSun TPU-87A Flexible 3D Printer Filament Ultra-Soft TPU for Maximum Flexibility and Protection eSun TPU-87A is an exceptionally soft and flexible TPU filament with a Shore hardness of 87A. Designed for applications requiring superior shock absorption, elasticity, and durability, it is ideal for phone cases, wearable products, seals, gaskets, and protective components. Features Ultra-soft Shore 87A hardness Excellent flexibility and elasticity Superior impact and shock absorption High wear and tear resistance Durable and long-lasting prints Recommended Settings Nozzle Temperature: 220–250°C Bed Temperature: 45–60°C Print Speed: 20–60mm/s Applications Phone cases, wearable devices, soft grips, seals, gaskets, cushioning parts, and protective equipment. eSun TPU-87A is the perfect choice when maximum flexibility and impact protection are required.