Hand held dermaplaning device and dermaplaning process

A blade kit for a hand-held skin treatment device, the blade kit comprising:

• one or more blade assemblies having a blade holder and first and second slots extending in a longitudinal direction of the blade holder;
• and
• a blade retainer comprising:
• a retainer housing including a base;
• a plurality of elongated retainer slots arranged side-by-side in the retainer housing, each retainer slot defined in part by a portion of the base and having a length and a width, the length extending in a longitudinal direction and being larger than the width, each retainer slot configured to receive a blade assembly of the one or more blade assemblies therein, each retainer slot including a first end, a second end and opposing partition walls upstanding from the base and extending continuously the length thereof from the first end to the second end of the retainer slot, each partition wall including first and second ends located at the first and second ends of the retainer slot, the partition walls separating adjacent retainer slots from each other;
• and
• one or more retention arms located at each retainer slot between the first and second ends of the partition walls, wherein the one or more retention arms are configured to cooperate with a blade assembly of the one or more blade assemblies to releasably retain the blade assembly in the retainer slot, each retention arm of the one or more retention arms including an inwardly extending leg portion that is configured to engage the blade assembly,
• wherein the one or more retention arms are located beneath the first and second slots of the blade assembly when the blade assembly is retained in the retainer slot.