Gumball toe stops have been the number one toe stop for roller derby skaters for a number of years 2015 has brought some exciting new changes to a modern classic and the result is the all new superballpreviewed at rollercon the superball has a massive surface area as recent market research has shown that this is what skaters of today were looking for a wider base to offer more stability the option to stop immediately and a way to 39glide39 when skating backwardsthe superball toe sto