Birkenstock Boston Shearling Size:43 It features waterproof leather

It features waterproof leather

and it has maximum support for all day long comfortable

a patented footbed design to reduce knee stress

The Burleigh Chelsea is the ultimate winter boot for men

It has suede uppers and a lightweight

Birkenstock Boston Shearling Size:43 It features waterproof leatherFit : Regular Wide Size Guide : 35 (US Womens 4 4. 5) 36 (US Womens 5 5. 5) 37 (US Womens 6 6. 5) 38 (US Womens 7 7. 5) 39 (US Womens 8 8. 5) 40 (US Womens 9 9. 5, US Mens 7 7. 5) 41 (US Womens 10 10. 5, US Mens 8 8. 5) 42 (US Womens 11 11. 5, US Mens 9 9. 5) 43 (US Mens 10 10. 5) 44 (US Mens 11 11. 5) 45 (US Mens 12 12. 5) 46 (US Mens 13 13. 5) 47 (US Mens 14 14. 5) 48 (US Mens 15 15. 5) 49 (US Mens 16 16. 5) 50 (US Mens 17 17. 5)