... research testing to develope American's current FR standard.Mattresses built with American's FR barrier biber have passed 16 CFR 1633 ... .L.) and by S.G S.In addition in America,FR barier fibers comply with British Enviornmental Protection Standards.So,the ... .6m*30m 512RollsRecommend cotton wadding's weight: 60gsm to 800gsm FR cotton wadding