Stoppers Side Wall Protector

Amazon

Easy to assemble round column shock protector thanks to its strong and sturdy self-adhesive that provides a strong and durable attachment on almost any surface Optimal for the round columns of parking spaces; prevents bumps and chafing when parking and opening vehicle doors Polyethylene

ManoMano

This self-adhesive protector for round pillars is made of 100% polyethylene. It is easy to install and provides effective protection against bumps and scratches during parking. Ideal for round columns, it fits almost all surfaces.