【Up-to 5 Times Speed TPU Filaments】--- Our upgraded TPU Flexible Filament is thermoplastic polyurethane (TPU) based filament but can print 5 times fast as ordinary TPU filaments. It has a shore hardness of 95A and can stretch 3 times more than its original length. Excellent bed adhesion, low-warp and low-odor, make these flexible 3D filaments of of high Elasticity easy to print. 【Clog-Free, Bubble-Free & Easy-to-use】--- Designed and Manufactured with Clog-Free patent to guarantee a smoother and more stable printing experience with Overture TPU Rolls. Complete drying for 24 hours before packaging and vacuum sealed with desiccants in a transparent bag, no bubble and easy to print. Full mechanical winding and strict manual examination, to make sure the line tidy and less-tangle, so as to avoid possible snap and line breaking. 【Dimensional Accuracy & Consistency】--- Advanced CCD diameter measuring and self-adaptive control system in the manufacturing guarantee these soft TPU filaments to be strict tolerances, diameter 1.75mm, dimensional Accuracy 99% Probability +/- 0.05 mm without any exaggeration; 1 kg spool (2.2lbs). 【Cost-effective and Wide Compatibility】--- With over 9 years’ 3D filaments R & D experience, thousands tons of filaments output every month, Overture is capable of manufacturing all kinds of filaments in large scale with premium quality, which contribute to Overture filament cost-effective and reliable for most common 3D printers, such as Ultimaker, Rep - Rap derivatives, Maker - Bot, Makergear, Prusa i3, Monoprice Maker - Select and more. No risk to give us a chance to prove us, overture, are your reliable 3d filaments /accessories/3d printer/3d pen supplier. OVERTURE High Speed TPU filaments are made of premium TPU material, which can allow 3~5 times fast as ordinary TPU filaments with smooth and steady performance. TPU are very sensitive to moisture, pls keep them dry or heat them after long time storage.