... an elegant look to meet today's study environment. Rubber feet for student desk chair (KT-211) 1. ... ,good quality,fastness, 50x30mm, thickness:1.1mm3. Feet: rubber mat glides for protecting floor4. Desk Drawer: Steel production ... : material Poly Ethylene, rubber mat glides for protecting floor,steelcertificationall products passed ISO9001 International Quality System Certification and CE certification ...