Answer:

mules

AnswerCrossword Clue
MULESBedroom slippers
MULESSlippers
MULESStubborn beasts
MULESLounging slippers
MULESLounging wear
MULESStubborn sorts
MULESBurros' relatives
MULESLounging footwear
MULESStubborn animals
MULESBackless slippers
MULESAnimals in Frankie Laine's train
MULESGrand Canyon pack animals
MULESBeasts on Borax boxes
MULESSome pack animals
MULESHybrid carriers
MULESStubborn ones
MULESWagon-train team
MULESGroup in a pack
MULESDraft choices
MULESAnimals seen on some borax boxes
MULESMountain troops transport.
MULESFrankie Laine's horsepower.
MULESSubject of a recent song-hit.
MULESSlippers.
MULESLounging slippers.
MULESPredecessors of tractors.
MULESGift for a lady of leisure.
MULESQuadrupeds.
MULESFarm animals.
MULESLadies' slippers.
MULESPeignoir accessory.
MULESFootgear
MULESMoscow ... (vodka drinks)
MULESFootwear
MULESBalky ones
MULESClogs or beasts
MULESHybrid critters
MULESFancy footwear
MULESCertain slippers
MULESFarm animals