2011 XCEL 5mm Infiniti Tek Bamboo Split Toe Boot The new 2011 season's XCEL Infiniti Tek Boot are Bamboo Recycled to add that extra warmth this winter. XCEL have kept last season's boot almost the same as its simply so good at doing its job. The only difference this season is that XCEL have re-designed the arch strap on the back to make the boot more robust & easier to get on & off in the cold! A superb boot! Features Lightweight, flexible split toe boot engineered for maximum performance. Water-repellent dual-level Thermo Bamboo lining. Nylon-2neoprene-lined sole maximizes traction. Ultra Stretch ankle panel plus pull loop for easy on-off. Solid sole split toe. Size Guide PLEASE NOTE THAT WHATEVER UK SIZE YOU REQUIRE, THE BOOT SENT WILL SHOW ONE ABOVE, AS THEY ARE US SIZES WHICH IS ALWAYS ONE SIZE ABOVE YOUR NORMAL UK SIZE I.E A UK 10 WILL RECEIVE BOOT SIZE US 11 The boots will feel quite tight at your normal shoe size, but a snug fit is important. However, like all neoprene, they will stretch & loosen a little over time.