Zhixing 50026858 Trivac Leaf Collection Bag (Wgbag500),, And Wg502. Product Details Replacement Model:WG502, WG508, WG505, WG509, WG500, WG501 The bag is designed with a zipper, which makes it easy to clean up fallen leaves or dust. In order to prevent the zipper from falling off, we reinforced the sewing thread in the zipper part. The maximum capacity of the bag is 10 gallons of mulch leaves. The design of the shoulder straps is a buckle design, and the person using the bag can adjust the length of the shoulder straps according to their needs. The bag is easy to install, you only need to connect the interface part of the bag to the interface part of the blower or vacuum cleaner, and then rotate the interface to a suitable position to fix it. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.