3M Silica Gel 2mm Thickness Non-slip Mat Battery Anti-skid Pad Battery Mat for RC MultirotorSpecification:Brand name: Battery MatDimension: 70mm*30mm*2mmWeight: about 5gMaterial: 3M SiliconeFeatures:Solid and reliableStay battery positionWith 3M adhesive pastePrevent the change of the center of gravity  Effectively prevent the battery from sliding in the frame kit  Package included: 1 x Battery mat