Dry bags bags come in two colors and variety of sizes, and feature proprietary Dry Seal Roll-Top closure to protect contents from dust, dirt, and water * Made of durable 16-ounce vinyl with heavy-duty 19-ounce black vinyl bottom * Secure D-ring attachment lets you lash them tight for when your raft hits the white water * Comes in five-, ten-, 20-, and 30-liter sizes * Includes limited lifetime manufacturer"s warranty; made in Seattle, WA