XTENEX is a worldwide patented elastic lace technology that produces adjustable tensioning between shoe eyelets.
(indeXed-TENsioning-nEXus)

(indeXed-TENsioning-nEXus)
This technology addresses the source of footwear related pain and discomfort: lace migration. Lace migration is the gradual movement of the shoe lace toward the forward bend of a shoe, which causes two main problems: