Grey Stuff : Hobby Epoxy Putty - 100g of "Grey Stuff" : Hobby Epoxy. Gale Force Nine is proud to introduce a new versatile sculpting medium to our Hobby Scenics range; “Grey Stuff”. This two-part epoxy was formulated with the miniature hobbyist in mind. “Grey Stuff” is ideal for sculpting master miniatures (15mm – 120 mm scale). It yields superb results when used for converting and assembling models and miniatures; it’s also perfect to fill gaps in “build-up” kits. “Grey Stuff” is professionally proven to produce consistent results and stunning original sculptures. ProCreate's features and benefits make it a superior product for sculptors and modelers: - No shrinkage. - Extremely smooth texture. - Long work life. - Customizable Formula yields different consistencies. - Superior ability to hold fine detail. - No baking needed. - Withstands up to four vulcanizations. - GF9 Gale Force Nine