Universal filament clip

After trying many different filament clips and not finding one that I like, I decided to design and make my own. There are two versions, one for 1.75 mm filament, (uclupr1) and one for 3.0 mm filament (u3clip_r1). These are simple clips that just grab the filament with no need to worry about what type of filament roll you have. The material is pla+.