Gatorboard is a ridged panel similar to foam core but archival. Lightweight, super strong and cello wrapped there are three different surfaces available offer a variety of cost-effective ways to travel light. 
 
Cotton: Traditional 7.5 oz acrylic primed cotton. Uniform surface weave. High white acrylic priming.
 
Linen: 13.5oz acrylic primed linen. Pronounced weave. High white acrylic gesso surface.
 
Linen oil primed: 13.5 oz pronounced weave. Warm white oil primed surface. This product is for oil painting only.