The Lake Placid Mach 5 features a sturdy molded boot built to last through all three of its sizes, effectively providing three skates in one. The sizes are 12-13-1, 2-3-4, and 5-6-7. Affordable and comfortable skates with durable blades. Growing kids shed shoes at an unbelieveable rate. Since even replacing modestly priced sports equipment can quickly become quite costly, it pays to have skates into which your kid can grow. The Lake Placid Mach 5 adjustable acts as three sizes over time for one low price!