Method of making an item and item

A mold comprising:

• an interior mold portion including features along a first surface for forming a portion of a first part of an item, and features along an opposite, second surface for forming a portion of a second part of the item;
• a first exterior mold portion including a first cavity that cooperates with the first surface of the interior mold portion to form the first part of the item;
• and
• a second exterior mold portion including a second cavity that cooperates with the second surface of the interior mold portion to form the second part of the item;
• and
• a heating element spaced apart from the inner mold portion and coupled thereto,
• wherein the interior mold portion and the heating element are configured to be displaceable, relative to the first and second exterior mold portions, between at least three position including:
• a first position in which the interior mold portion is disposed directly between the first and second exterior mold portion;
• a second position in which the heating element is disposed directly between the first and second exterior mold portions;
• and
• a third position in which neither the interior mold portion nor the heating element is disposed directly between the first and second exterior mold portions.