Timberland Men's Amherst Chukka Suede Boot 100% Premium Suede Imported Rubber sole Shaft measures approximately 3.5" from arch Suede chukka boot with recycled PET laces featuring rear pull loop and wraparound midsole 50 percent recycled PET mesh lining is comfortable, breathable and environmentally conscious Ortholite PU footbed made from 5 percent recycled rubber provides all-day cushioning and support Sensor flex technology delivers underfoot support, independent suspension and greater flexibility for the ultimate smooth ride over any terrain