1.Double layer latex foam contains quality rubber latex material; It is helpful for shock absorption and pain relief
2.Double layer system provides soft cushioning for long lasting comfort
3.Breathable holes of Latex Foam allows air circulation inside your shoes, increases breathability and absorbs sweat, so that your feet can breathe
4. The size trim to fit virtually any shoe
Step1. Your shoes current insoles are probably removable-take them out first.
Step2. Place the insole into shoe to test for size.
Step3. If needed trim along the outline(on the bottom of blue gel insole near the toes) that matches your shoe size.