The utility model discloses a portable hand fin relates to hand fin field, the utility model discloses a hand fin board, the surface of hand fin board is equipped with a plurality of mounting holes, the inside mounting of mounting hole has fastening
rope or
protection mechanism, the
protection mechanism is used for protecting the first
finger joint and the fingernail of user, the utility model discloses a
protection mechanism, and the key position of hand fin and manicure contact or easy to produce the collision adds protection mechanism, adopts the
rubber material of soft and wear -resisting to make, has improved the protection performance of hand fin to manicure significantly, and the softness of
rubber material makes protection mechanism be able to closely adhere manicure edge, forms effective protection barrier, reduces the possibility that
water flow directly impacts manicure, simultaneously, the
wear resistance of rubber guarantees that protection mechanism is not easy to
wear and tear in the long time use process, thereby avoids the
erosion or damage of manicure in the swimming process, strengthens the use applicability of hand fin and the swimming experience of manicure lover.