[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 +/- 0.05 mm without any exaggeration; 1 kg spool (2.2lbs) | [Cost-effective and Wide Compatibility] --- With over 8 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, RepRap derivatives, MakerBot, Makergear, Prusa i3, Monoprice MakerSelect and more | [LIFE-TIME GUARANTEE] --- No matter when or why you need to replace or refund we will help! No risk to give us a chance to prove us, overture, are your reliable 3d filaments /accessories/3d printer/3d pen supplier.