The Neptune is the top of the range sailing boot from Le Chameau stable. Le Chameau is well known for its high-end boots and the Neptune does not disappoint.
The boot is made from rubber. It is robust and extremely hardwearing. It has a thick sole to reduce loss of heat through conductivity, it has an excellent all-grip sole, gaiters to prevent leakage and water ingress and a thick neoprene lining to ensure you have warm feet even on the coldest night watch.