Hellermanntyton cable ties without serration in flexible tpu softfix hellermann tyton 115 28590 the hellermanntyton 115 28590 softfix xl is a cable tie without serration from the softfix range this cable ties has been manufactured from a soft tear resistant thermoplastic polyurethane and has unique features uv and weather resistant strong yet elastic and suitable for temperatures as low as 40 degrees c applications these cable ties are suitable for all types of bundling inside or o