The only insoles with 5 in 1 clinically proven pain relief from daily activities, including lower back pain, knee pain, heel pain and plantar fasciitis and general foot pain as well as tired, achy feet and legs Provides immediate, all-day lower body pain relief from being on your feet. Protects joints from daily shock and impact and helps prevent pain from coming back. Offers 3D heel, arch and ball of foot support. It ensures your toes have ample space and don't become overcrowded in your shoe. Also great for wide feet. Best for shoes with non-removable factory insoles, or tighter fitting shoes like dress shoes or flats. Offers flexibility to move from shoe to shoe. No trimming required!