Onya Baby Chewie Organic Teething Pad. The Onya Baby Chewie Soft Teething Pad covers both the shoulder straps and corners of your baby carrier. Designed so that it can't slide up the straps, the Chewie stays put, so your carrier stays dry and your baby stays happy! This pad is composed of 100% certified organic cotton terry facing so you can feel confident knowing that your baby's not gnawing on anything gnarly, and backed with moisture resistant, stretchy Kelas so your straps stay clean and dry. Materials: 100% Certified Organic Cotton Terry, Moisture Resistant, Stretchy Kelas.