This marketing tool will be a "chip off the old block" during upcoming promotional events. Choose this Reef-Safe Zinc block in clear tube as a handy giveaway. This product is USA Made in an FDA Registered facility. Our sunscreen products meet the updated FDA standards for broad spectrum and water resistance. The tube size is 2 5/8" x 5/8". Add your company's logo to this item for an excellent way to promote your business.