A moisture-curable and biodegradable adhesive that includes the reaction product of: an isocyanate component having an average functionality of at least 2; an active hydrogen component having an average functionality greater than 2. Once the paste has dried completely, the component is placed on the substrate. The relative motion between the layers of the sole reduces the impact of horizontal shear stresses on the wearer’s feet and ankles. The third lens element has refractive power. The release cord is attached to a particular location on the basket and is fed through a guide assembly.