Walter empty E-Weld 3 refillable trigger sprayer. Fully labeled and OSHA compliant. Allows you to purchase E-Weld 3 in bulk quantities for greater cost savings. Heavy-duty construction designed for industrial use. Holds 500ml of product. Practical and sturdy, all bottles are clearly identified with product specific labels showing product features, WHMIS information and directions for use. High-quality, resistant trigger for longest life. Transparent bottle allows you to see product level. Can be refilled hundreds of times.