Nathe Mullen Mouth Bit 15mm Hard, With Tongue Clearance Size:145mm Materials resistant to impact Black Materials resistant to impact second skin like feel Overview of the advantages" made of high quality Thermoplast" for satisfaction and motivation on sensitive and mouth sensitive horses" excellent tolerance anti allergic" food safe solvent free no plasticisers" smooth surface no eraser effect" temperature neutral high flexibility when cold" dimensionally stable high mechanic resistance" steel core in Standard bits (except size 110 mm)" side parts made of high quality stainless steel" Made in Germany Nathe Mullen Mouth bit 15 mm hard with port mouth and tongue friendly relieves the middle of the tongue suitable for horses that pull the tongue up