Set for right and left Example image The following sizes are installed in the helmet as standard: 45mm / XXS 40mm / XXS-XS 40mm matching the sizes XXS-XS-S 35mm matching the sizes XS-S-M 30mm matching the sizes S-M 25mm matching the size M M 35mm matching the size L M 30mm matching the size L M 25mm matching the size L L 35mm suitable for size XL L 30mm suitable for sizes XL-XXL L 25mm suitable for sizes XL-XXL-XXXL 20mm suitable for sizes XXL-XXXL Please specify the desired thickness when purchasing. Suitable for: X-Lite X-903 X-Lite X-903 Ultra Carbon X-Lite X-552 Included in delivery: 1x pair of X-Lite