- Size: 40-46 • Comfort at work: Scholl's GelActiv Professional insoles are designed to provide continuous support throughout the day. Especially adapted for work shoes, they offer a spring effect that relieves your feet during long workdays. • Fresh and dry all day: The special anti-odor fabric keeps your feet dry and fresh, providing a feeling of freshness throughout the day. • Optimized cushioning: GelWave technology offers optimized cushioning and absorbs impacts when walking on hard surfaces or standing all day. • Scholl quality: With over 100 years of experience, Scholl is dedicated to keeping your feet in top shape and with unparalleled comfort. • Custom fit: The insoles come in standard size and can be adjusted to your size. The back of the insole has cutting lines suitable for each size in the range (40 to 46.5). Follow these instructions to adapt the insole to your size using your existing insole as a cutting guide.