Hello. Our company has been producing catches for insulation, to increase production we need to buy new presformy. If your company is engaged in manufacturing moulds and you are ready to cooperate with us. We look forward to your reply. Information about our production: 1. In production we use machines Krauss-Maffei 2. Material for manufactururing? Moplen EP340M, Polypropylene, impact Copolymer. 3.Presformy use cold channel. 4. Each size retainer insulation should have a separate press form (8-10 cavities) In addition, send you the drawings and photos retainer heat insulators.