"C843" Business card holder silicone mold card holder "Flemin" Tray Silicone Mold lets

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"C843" Business card holder silicone mold card holder "Flemin" Tray Silicone Mold letsProduct Description "C843" Business Card Holder Silicone Mold lets you cast your own concrete card holder with a slim, angled slot. Made from durable platinum cure silicone, this mold works with concrete, plaster, resin, and jesmonite. The flexible material makes demolding fast and damage free, and with proper care it can produce 300+ castings. Specifications Single piece Platinum Cure Silicone Glove Mold Design: angled slot card holder Designed for