Gorgeous clogs! These are EU 41. I am a 9-9.5 and they fit me, length-wise. They are too narrow for my very wide feet. Specs from their website: Clog measurements: Heel height: 2 5/8” (6.5 cm) Toe height: 1 1/2” (3.8 cm)
 Toe width: Size 35-38: 2 7/8” (7.3 cm) Size 39-42: 3 1/8” (7.9 cm)

 Heel width:
 Size 35-38: 2 1/8” (5.4 cm)
 Size 39-42: 2 1/4” (5.7 cm)

 Leather types available: 
Nubuck leather Clogs consist of: Base: European lime wood
 Sole: Rubber sole
 Fastening: Staples
 Other: Metallic Buckle, Inside zipper