Encourage your little one to be independent outside of the stroller with Glider Board Stroller Attachment Pieces. 2-piece large tape accessory parts fit your existing Universal Stroller Board. Create more distance between your cart and your stroller step board. To install, unscrew the tab on the connection pin and remove the old adaptor. Bend the new large-sized tape standing stroller attachment pieces into an arch shape and insert teeth first into the connection pin. Screw on the tab to secure in place. Once inserted, re-attach the connection pin on the left and right joints then attach the joints to the stroller axle. Package includes 2 black 10 x 1.2 x 1-inch large tape accessory pieces and includes a 1.5-inch connector screw on the end of tape accessory. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.