This is a high-top shoe with a bracket on the sole, the two rows of horizontal wheels below the bracket can slide on the road. The color of the skates are different in each platform. This emoji
🛼 stands for four-wheel skates, can represent roller skates or roller skating. It similar to skate shoes
⛸ in appearance, but skating shoes ⛸ are used on ice, while four-wheel skates are roller skates. Related emoji:
🏂⛷️🛴🎿