Durable Material: Signs use 55 mil thick HDPE (high density polyethylene) and can last up to several years outside. | Rounded Corners: Signs have rounded corners and burr-free corners for safe handling. | Long Lifespan: Graphics and paint will withstand the outdoor elements for a long time. | Easy Installation: 2 Pre-drilled holes for easy installation. Signs mount to walls, fence posts and doors, and can be used indoors or outdoors.

Please read the dimensions description listing carefully and confirm the dimensions you wanted. | Top diameter: 37mm -- Bottom diameter: 28mm -- Length: 30mm | High-quality Material: Permium rubber,Ideal for laboratory, household, and industrial application | Large Quantity: 5 Pieces are great quantity for your wide applications | Other vary sizes from #000 to #10 also available from Enjoyist on Amazon

This sign is made out of .040 rust free heavy duty aluminum | Highly visible red, black, and white design is sure to catch the attention senders | With UV fade resistance ink and is weatherproof for indoor/outdoor use. | Long Lifespan: Graphics and paint will withstand the outdoor elements and will not fade | Easy Installtion: 2 Pre-drilled 1/8 inch holes for easier installtion and Rounded corners design.