Upper - All-over waterproof suede. Heel pull loop for ease of entry. Textile lining. Seam-sealed waterproof construction. Footbed - Removable die-cut TPU foam with textile topcover. Outsole - Molded rubber. Rubber welt detail. Measurements based on size 9 - Heel Height - 1 1/4 in. Platform Height - 3/4 in. Shaft Height - 5 1/2 in. Shaft Circumference - 10 in.