Coasters

9 clues
Sleds
Drink holders
Bar giveaways
Certain ships
Wood protectors
Table protectors
End table protectors
Good gift for a hostess
They're placed under drinks
Similar answers:
Abaters
Abetters
Aborters
Acadapters
Accepters
Accouters
Acquitters
Acters
Adapters
Adbusters
Adeliecoast
Administers
Administershots
Adopters
Aerometers
Afewpointers
Afters
Aftershave
Aftershavelotion
Aftershavetonic