Can I use things like seat protectors or mirrors with my Britax seat?
A. No; do not use non-regulated products with or on Britax products. The following is a statement included in each Britax user guide: “The use of non-Britax Child Safety, Inc. covers, inserts, toys, accessories, or tightening devices is not approved by Britax. Their use could cause this child seat to fail federal Motor Vehicle Safety Standards or not perform as intended in a crash.