Covidien Curity - Non-woven Cover Sponges are lightweight cellulose wadding filled sponges that are covered in non-woven fabric and are ideal for general use. Curity Cover Sponges made by Covidien are highly absorbent and cost effective. Works well on heavy to moderate exuding wounds. Size: 4" x 4". KEN1792 (Non-Sterile) : Bag of 100, case of 2000. KEN2913 (Sterile): Box of 25, case of 1200. Latex-free. Made in the USA.