The Ultra Work Memory Foam Insole molds to the foot for personalized fit comfort and support every day. Targeted heel protection helps absorb shock with every foot strike as a antimicrobial top coat protects against odor-causing bacteria. The Ultra Work Memory Foam Plus Insole is ideal for any type of work boots casual shoes or sneakers. Perfect for healthcare workers retail employees factory workers construction workers warehouse workers and anyone seeking reliable foot comfort these insoles are a must-have for comfort at the work. Its full-length footbed provides coverage from heel to toe ensuring cushioning is delivered to all areas of the foot. The Ultra Work Memory Foam Insole is intended to fit men s shoe sizes 7-13 and can be trimmed for a custom fit. To trim simply remove the existing insole from your footwear line it up with your new insole as a guide and trace with a ballpoint pen. Carefully cut with a sharp pair of scissors then insert into your shoe with the fabric side up. Repeat with the other insole.