Your Dexterity score increases by 2, and your Charisma score increases by 1.

Foxkin reach adulthood the same age as humans and live up to around 500 years

Foxkin tend toward chaotic alignments, as they let impulse and fancy guide their decisions. They are rarely evil, with most of them driven by curiosity rather than greed or other dark impulses.

Foxkin tend to vary in size depending on the type of fox they take on. Your size is Medium.

Your base walking speed is 30 feet.

You count both as Humanoid and Fey.

You have a fox's keen senses, especially in the dark. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.

You have proficiency in the Insight.

You can speak, read, and write Common and one other language of your choice.

As an action you can transform into a Fox a number of times equal to your Proficiency bonus. You can stay in this form for 1 hour before reverting back to your original form. You can revert to your normal form earlier by using a bonus action on your turn. You automatically revert if you fall unconscious, drop to 0 hit points, or die. You regain all uses of this ability on a long rest.

While in this form you take on the hit points and physical statistics of a fox, but retain your personality and mental stats, along with your proficiencies and skills. 

your game statistics are replaced by the statistics of the fox, but you retain your alignment, personality, and Intelligence, Wisdom, and Charisma scores. You also retain all of your skill and saving throw proficiencies, in addition to gaining those of the creature.

You choose whether your equipment falls to the ground in your space, merges into your fox form.