A combination of the wonderful upper of the bestselling Waterproof Boulder Boot, and the grippy, lugged outsole of the Outlander, the Boulder Summit is a great option for winter conditions. All versions feature a fully waterproof lining, which we've found holds up well over time with similar waterproof models from Lems. Leather maintenance will keep your Summits looking and feeling great even longer. Features Water resistance: Fully waterproof Due to the use of leather this model is not vegan Tread type: All terrain tread for mixed use Materials include: The upper is made from full-grain oiled leather and Nylon while the lining is made with polyester with a waterproof membrane and the outsole is made from rubber Material features: The lining is made with a waterproof membrane Design features: Built in zig-zag grooves on the outsole to provide additional biting edges to cut into ice/snow and to help reduce slipping Drop: Insole has drop (