Promotes blood circulation and reduces numbness in the legs Ergonomically designed to fit the arch of the foot for a comfortable fit Inner core made of high density sponge that resists deformation under use Fabric made of super soft shearing cloth for a comfortable experience Non slip bottom provides firm and reliable traction and does not slip easily Materials and construction Inner core: high density sponge Cover fabric: super soft shearing cloth Bottom: non slip surface for secure grip Use scenarios At home or in the office during long periods of standing or sitting, to help circulation and reduce leg numbness While traveling on planes, trains, or long car journeys, for comfortable, secure foot support After exercise or long walks to relieve fatigue and provide stable arch support Performance and compatibility highlights Ergonomic arch support designed to fit most adult feet Durable core that maintains shape through regular use Soft fabric for extended comfort during wear Reliable non slip bottom to prevent shifting during movement