Fabric Drawing Reference Library The Basic Folds Pipe folds in cotton Pipe folds in cotton Pipe folds in cotton Pipe folds in cotton. Zig-Zag folds in cotton tube, tight. Zig-zag folds in cotton tube, medium. Zig-zag folds in cotton tube, loose. Spiral folds in cotton tube, tight Spiral folds in cotton tube, tight. Spiral folds in cotton tube, loose, bent. Spiral folds in cotton tube, loose, bent. Half-lock folds in cotton Half-lock folds in cotton Diaper folds in cotton A drop fold in cotton A drop fold in cotton. A drop fold in cotton A drop fold in cotton. A drop fold in cotton. A drop fold in cotton. An inert fold in cotton. An inert fold in cotton An inert fold in cotton. An inert fold in cotton. The Basic Folds in ActionThis slideshow requires JavaScript.