This is a simple 3d printed bumper for the Adafruit NeoTrellis M4 designed for flexible filaments. This provides protection and comfort to the acrylic case.Adafruit NeoTrellis M4 Kithttps://www.adafruit.com/product/4020CAD Files and Settingshttps://learn.adafruit.com/neotrellis-m4-bumperGet Ninjaflex Filament from Adafruit (10% off!)https://www.adafruit.com/category/783Cheetah Ninjaflex 2.85mmhttps://www.adafruit.com/product/3185USB-C to MicroUSB cablehttps://www.adafruit.com/product/3879Ultimaker 3 - 3D Printerhttps://www.adafruit.com/product/3300PCBs and CAD files on GitHubhttps://github.com/adafruit/Adafruit-NeoTrellis-M4-PCB-and-EnclosureFusion 360 Tutorialhttps://youtu.be/e6y2Ii8gU-IFusion 360 Share Linkhttps://a360.co/2RjNdIpAdafruit CAD Parts on Githubhttps://github.com/adafruit/Adafruit_CAD_PartsMusic by Noe Ruizhttps://soundcloud.com/adafruit/trianglesVisit the Adafruit shop online - http://www.adafruit.com-----------------------------------------LIVE CHAT IS HERE! http://adafru.it/discordAdafruit on Instagram: https://www.instagram.com/adafruitSubscribe to Adafruit on YouTube: http://adafru.it/subscribeJoin our weekly Show & Tell on G+ Hangouts On Air: http://adafru.it/showtellNew tutorials on the Adafruit Learning System: http://learn.adafruit.com/-----------------------------------------