Rubber sole - rubber with a high density is used in the production of highly durable outsole in order to ensure good adhesion stability and support the natural freedom of bending the foot while walking. Rubber sole is also used in some models to achieve sporty look.
PU sole - polyurethane foam is lightweight flexible and durable. At the same time retains the ability to absorb shocks even for very thin soles. Despite the fact that it is very resilient it provides stability and sense of balance for the foot
Clarks Plus - the use of additional cushioning over the entire area under the big toe supports the natural behavior of the foot and increases comfort while walking