The Adie Trouser Clips. Easy clip-on Adie trouser clips are designed to fasten trouser hems, to protect the fabric from damage caused by the material getting caught in the chain and gears of the bike. These clips have been finished with a reflective coating for extra visibility  Adie Trouser Clips Features Designed to fasten trouser hems To protect the fabric from damage caused by the material getting caught in the chain and gears of the bike Finished with a reflective coating for extra visibility