#17 those look impossible to skate in, the fact that skates need to be tied snug enough around the ankle to keep the blade perpendicular to ankle to prevent the ankle from bending over and possibly braking
It’s an ancient Himilayan calendar, which works quite differently. The largest ring with 12 beads is the month, the next two are the days of the month (3, then up to 9), and the last four are the year in four digits.
#17 those look impossible to skate in, the fact that skates need to be tied snug enough around the ankle to keep the blade perpendicular to ankle to prevent the ankle from bending over and possibly braking