Description:【Material】Caster Wheels for Indoor Small Furniture is made of plastic, light-weight and wear resistant structure【Size Information】Universal Caster Wheel (top diameter x height) measures approx 3.5cmx3cm/1.38inchx1.18inch【Easy to Install】caster wheels with adhesive backing, no need to drill. Four Lockable Bearing Caster Wheels Set support as much as 30 kg (approximately sixty six lbs), providing solid assist for your furniture.【360° Rotation Design】The caster wheels can rotate 360 degrees, easy to turn, designed to supply comfortable motion and stability on your furniture.【Self Locking Design】Furniture Transfers Castor Wheels with self locking brake, designed with noise reductionPackage Includes:4 Bearing Caster Wheels with BrakesNote:Please allow barely errors 1-2cm variations thanks to handbook measurement.