4 Pieces Set Self Adhesive 360 Degree Mini Swivel Casters Wheels Sutable for the surface: Smooth, even surfaces Plastic, stainless steel, painted metal surfaces, decorative playwood, printed playwood, cardboard You just need to paste the stainless steel mini caster wheels on the bottom of the box, then the heavy box can be easily moved It can slide to any angle without restriction, and it is completely silent during use. They're unidirectional casters, The adhesive can not removable, Not suitable for big furniture
