AAMI Level 3 Non-Reinforced Surgical Gowns. Royal Blue, 20 per case. Spunbond-meltblown-spunbond (SMS) nonwoven fabric. Spunbond and meltblown composition is polypropylene. Cardinal HealthTM Surgical Gown materials meet the “Standard for the Flammability of Clothing Textiles” for disposable surgical drapes and gowns required by the Consumer Product Safety Commission (16 CFR Part 1610, formerly CS 191-53). The base fabric comprising Cardinal HealthTM Surgical Gowns meets Class 1: Normal Flammability, which is the rating required for consumer use. Cardinal Health promotes the safe use of our products and does not recommend placing any ignition or heat source in contact with our surgical gowns.