Blue Cleanroom ESD Work Shoe High Booties for Semiconductor Industrial. Anti-Static and Anti-Smashing: Features dust-free, anti-static, and anti-smashing protection for safety. SGS and RoHS Certified: Passed SGS halogen and RoHS tests for raw materials and product safety. Durable PU and Leather Construction: Upper made of Leather+ESD Fabric Cloth with PU midsole and outsole. OEM and ODM Services Available: Customization options available for manufacturing and design requirements. All-Season Wearability: Designed for use in Winter, Summer, Spring, and Autumn conditions. ISO 9001 and 14001 Certified: Manufacturer holds ISO9001:2015 and ISO14001:2015 management certifications. Flexible Payment Terms: Accepts LC, T/T, D/P, and PayPal for international transactions.