Answer: flippers

AnswerCrossword Clue
FLIPPERSSeal features
FLIPPERSSnorkeler's footwear
FLIPPERSSnorkeler's wear
flippersA flat rubber attachment worn on the foot for underwater swimming
flippersFLIPPER, a flat limb for swimming eg turtle or penguin
flippersA pivoted arm in a pinball machine, controlled by the player and used for sending the ball back up the table
flippersA broad flat limb without fingers, used for swimming by various sea animals such as seals, whales, and turtles
flippersA hand