Dr Scholls Comfort & Energy Work Massaging Gel Insoles are designed for individuals who work on their feet all day. They provide relief to tired, achy feet and legs, offering all-day superior comfort and keeping feet energized. The insoles feature extended gel cushioning to reduce impact and shock to muscles and joints from hard surfaces. Key Features Absorbs shock and reduces muscle fatigue Improves foot pressure distribution Adapts for added comfort and energy rebound All-day superior comfort Designed for work boots and casual shoes Key Materials: Proprietary Massaging Gel compound, Durable Polymer base, Fabric top layer. (Designed for all-day comfort and stability, particularly for standing/working).Dr Scholls: Experts in foot care solutions, known for innovative comfort and energy insoles.Remove current insoles from shoes. Place new insole into shoe to test for size. Trim along the outline near the toes if needed to match your shoe size.Warning: If You Have Diabetes, Poor Blood Circulation, Or Fragile Skin, Consult Your Doctor Before Use. If Pain Persists Or Worsens, Discontinue Use.