Invista Sales And Service India Pvt. Ltd. Supplies Filament Insulation with High Void Triangular Cross Section. Invista Sales And Service India Pvt. Ltd. Offers polymers and fibers, primarily for nylon, spandex and polyester applications. Filament Insulation with High Void Triangular Cross Section has the characteristic durability and warmth. Filament Insulation with High Void Triangular Cross Section will not mat, clump or pull apart, which helps to eliminate the chances of thin or cold spots developing in the insulation. The finer filament denier used in this insulation makes it softer and more compressible while providing added warmth. Its high void triangular cross section helps to prevent collapse after extended use. It is suitable for use in apparel insulation.