140 gsm - 13 mil - 102 Brightness - HP Durable Banner with DuPont? Tyvek? is a great choice for a strong, tear resistant and lightweight banner material indoors or outdoors. It offers incredible strength-to-weight ratio. Excellent color, blacks and edge definition using HP pigment inks, for durable and beautiful images and long lasting output. This durable, water resistant and easy-to-handle HP Durable Banner with DuPont? Tyvek? features great outdoor durability. Matte finish.