4 Flexible Drainage Pipe Sections, 4" x 10' - $20 (Maple Leaf / Northgate)

4 sections of pipe, $20 for all of them.
All used just a couple months.
One of the sections is missing the wide "female" joining end piece.
You can have the gutter-to-drain adapters, 3 of them, too.
4" x 10', flexible, non-perforated, single wall.
Bought at Home Depot for about $15 per pipe.