Offering your team comfortable protective clothing is a must, and KleenGuard* chemical A40 liquid and particle protection disposable shoe covers are a great addition. Each single use booty measures is 7 in high and is fully elasticized (for a formed fit). Made of breathable microporous film to keep out debris, non-hazardous liquid chemicals and dry particulates , the KleenGuard* chemical chemical chemical A40 material gives your employees a better liquid barrier and a better particulate barrier than DuPont™ Tyvek® shoe covers . These disposable shoe covers pass NFPA 99 for anti-static materials , pass ASTM F1670 testing for penetration of blood and bodily fluids , and meet the ANSI/ISEA 101-1996 sizing standards . They are popular for helping keep the office clean (in manufacturing and welders), keeping clients houses clean (in the case of pest control associates and cleaners) and in a paithe KleenGuard* chemical chemical chemicKleenGuarKleenGuard* chemical KleenGuard™ Liquid and Particle Protection Shoe Cover, Disposable, Series: A40, Fits Shoe Size: Universal, White, 7 in Height, Elastic Closure, Microporous Film Laminate Outsole, Resists: Slip, Specifications Met: ASTM F1670, ANSI/ISEA 101-1996, NEPA 99