Do QALO rings contain Latex? James S. January 24, 2019 21:37 Updated Follow Our QALO Silicone Rings are all made from Food-Grade Silicone which does not contain any Latex. Related articles Will my QALO cause skin irritation? Are all QALO rings resistant to oil, gasoline, and household chemicals? Are QALO rings OSHA approved? Will my QALO ring stretch or shrink? Can QALO rings be customized? Comments 0 comments Please sign in to leave a comment.