SIG Koverall Lightweight Polyester Based fabric.Shrinks tight with Iron or Heat Gun. Can be used on almost all R/C models. Uncoated, use with stix-it & heat to shrink. Seal with Nitrate Dope, then finish of your choice.
SIG Spinners Precision molded Engineering Nylon. Available in Five Colours, also designed to accept APC props without need to carve out the prop exits.