The Good Blokes via eBay offers the LifeProof Samsung Galaxy S3 Nuud Case
with free shipping
. That's $9 under our mention from last summer and the lowest total price we've seen. (It's a current low by $6.) It's designed to survive drops of up to 6.6 feet and is fully submersible up to 6.6 feet. It also claims to be dirt-proof, snow-proof, and shock-proof.