Exclusive Materials

Asoltex is the official distributor for Italy and other European nations of Ultralon brand and materials produced with Primaloft grip control technology.


Primaloft is a 100% polyester microfiber that offers excellent levels of thermal insulation in wet or dry conditions.Waterproof, breathable and resilient, dries quickly and offers an absolute lightness comfort.

The grip control version, which is an Asoltex exclusive, is characterised by an anti-slip technology that makes primaloft ideal as a stable insert with a limited thickness for insoles and linings in technical shoes. This is a solution to eliminate the quilting process.

Produced with 90% recycled polyester fiber, PrimaLoft Grip is available in two versions: 100 and 133 g/sm.


Ultralon is a chemically cross-linked foam, produced using polyethylene polymers (PE) and etivinilacetate (EVA). Ultralon is made of a microcellular structure regular and subtle that gives a high dimensional stability and makes it particularly easy to shape and thermoform.

With different densities reliability, Ultralon stands out because of its high resistance to microcells collapse, low water absorption, remarkable shock absorption (Ultrastop), excellent thermal insulation, lightness and mechanical resistance


Airtex is a breathable agglomerate made by recycled polyurethane, known for its high humidity absorption.

Laminated with fabrics or adhesives for die cut or thermoformed insoles, Airtex is available in 3mm, 4mm and 5mm thickness. Rolls width is 150cm (58”-60”).


The experience gained during years enables us in reaching excellent results, producing the best materials to guarantee the best performances, quality and functionality

Evolution is the natural consequence of working with passion, the link between traditions and innovation. For us from asoltex, quality is not an opinion.

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