Jiffy bag 
noun trademark
A padded envelope for protecting fragile items in the post.And for designer purchases, buy a Jiffy bag and mail them home....
- When I got home today, a small Jiffy bag was waiting for me.
- Pick up the phone early one day, and it will come through your door in a Jiffy bag the next, in tip - top condition.
- enquiringly
- enquiry
- enquiry agent
- mutual
- mutual admiration society
- mutual aid
- mutual assured destruction
- mutual characteristic
- mutual conductance
- mutual deterrence
- mutual exclusion
- mutual fund
- mutual improvement
- mutual inductance
- mutual induction
- mutual instruction
- mutual insurance
- mutualisation
- mutualise
- mutualism
- mutualist
- mutualistic
- mutualistically
- mutuality
- mutualization