; It is lightweight, it is stylish, and the Nunn Bush Brewski Knit 2.0 Wallabee Chukka boots are everything you need in comfortable warm weather footwear. Durable canvas and synthetic upper. Synthetic lining. Removable EVA footbed for pressure absorption through each step. Slip-on style and bungee lace-up vamp. Synthetic outsole. Imported. Measurements: Weight: 8.3 oz Product measurements were taken using size 9, width M (D). Please note that measurements may vary by size.