78L,83Q,Heavy duty with reinforced base for increased strength and protection.With Fish Ruler,and Tie-Down Points.Extremely durable.Anti-skid feet on base keeps the cooler stable and secure on smooth surfaces.It fits nicely in an inner tube, making it the perfect, portable cooler to take tubing down the river.With new technology,keeping your ice and drink maintain cold for 5 days.Customized color with your logo on