Before his 10th birthday, Xavier McCoury was just your average fourth grader except for one key difference: he was completely colorblind.

While colorblindness is a fairly common genetic condition, Xavier’s is more rare because he can only see in shades of black, white, and grey, rather than just being blind to certain colors.

So as an early birthday present in 2017, his aunt and mother bought him a pair of Enchroma Glasses: a unique set of lenses that correct colorblindness.

When it finally came time to open the mystery gift, the family from Charlotte, North Carolina video-chatted with Xavier’s aunt Selena at her home in Ohio. Selena explained what the glasses were for,…