Seria Carry Case Chair Caster Silicone Cover Pink 8 pieces per bag Dimensions: Approximately φ5.2 x 1.4cm Material: Silicone rubber How to Use: ⚫︎ Can be used on W-caster type (dual wheels). ⚫︎ Caster size: Diameter 5-6cm, Width 1.2-1.5cm ⚫︎ If caster covers are already attached, a gap of 3mm or more is required. Quiet, Vibration Reduction, Wear Prevention Instant purchase OK. Anonymous shipping. Please note that the person who purchases first will be given priority, even if negotiations are in progress in the comments. Thank you.