Most Cocalo items are 100% cotton or organic muslin cotton. Some bedding quilts are filled with hypoallergenic polyester microfiber.
The described 5-piece set includes a quilt, a fitted sheet, two swaddles, and a bear lovey.
Some sheets list a 350 thread count. The 5‑piece set lists thread count as 'Not Applicable' and instead notes a year‑round fabric weight. Availability of thread‑count or weight details depends on the specific product.
The muslin weave is described as lightweight and breathable to allow air flow; one set specifically notes a year‑round fabric construction.
They are described as offering a 360‑degree or snug fit, and some fitted sheets include reinforced elastic all the way around the bottom to keep them secure.