Check the listing for details. Rolling Knee Pads Dolly With Wheels Creeper Rollers Flooring Construction Work. Color: Red, Condition: New with tags. Listed at 39.90 USD. Features: Designed with 5pcs Omni-directional Wheels to Move Around Freely and Smoothly. Two Large Foam Padding Is Soft and Will Protect Your Knee During Long Time Working. Hollowed Hand bar Designed for Conveniently Carrying It Around. Solid Built Rolling Knee Pad Is Very Sturdy, High Impact Resistant and Durable to Ensure Long Service Life. A Long Tray and a Round Tray for Keeping Your Small Tools and Parts Handy. Great for Auto Repair, Home, Construction, Gardening, Etc. Specifications: Material:plastic Item Size: 50 * 25.5 * 8.5cm Package Contents: 1 X Rolling Knee Protection(Tools Not Included) Note: Light Shooting and Different Displays May Cause the Color of the Item in the Picture a Little Different from the Real Thing. the Measurement Allowed Error Is +/- 1-Rolling Knee Pads Dolly With Wheels Creeper Rollers Flooring Construction WorkFeatures:Designed with 5pcs Omni-directional Wheels to Move Around Freely and Smoothly.Two Large Foam Padding Is Soft and Will Protect Your Knee During Long Time Working.Hollowed Hand bar Designed for Conveniently Carrying It Around.Solid Built Rolling Knee Pad Is Very Sturdy, High Impact Resistant and Durable to Ensure Long Service Life.A Long Tray and a Round Tray for Keeping Your Small Tools and Parts Handy.Great for Auto Repair, Home, Construction, Gardening, Etc. Specifications:Material:plasticItem Size: 50 * 25.5 * 8.5cm Package Contents:1 X Rolling Knee Protection(Tools Not Included) Note: Light Shooting and Different Displays May Cause the Color of the Item in the Picture a Little Different from the Real Thing. the Measurement Allowed Error Is +/- 1-3cm.