Whitecap Stainless Steel Flat Magnets SetWhitecap Stainless Steel Flat Magnets can be used to hold doors, hatches, or cabinets closed onboard. These magnets are made from cast 316 stainless steel and can hold up to 15 lbs. This set of magnets includes both the positive and negative sides. 316 Stainless steel construction; Sold as a set - positive/negative; Can help eliminate rattling doors/hatches; Holds up to 15 lbs.;