Sea To Summit * Keep your possessions dry in the TPU-laminated, 420-denier nylon dry sack that is built tough to withstand the wear and tear of your adventures * Not a drop of water gets past the completely waterproof fully seam-sealed double stitch construction with a Hypalon roll-top closure and welded Hypalon lash loops * Secure your possessions with the roll-top"s bomb-proof buckle and secure it to your boat or pack with the D-ring attachment point * Set it down and don"t worry about it, the oval base resists rolling and tipping over