Bridgestone E5 Golf Ball (2011 Model) (12 Pack)

"The postman will only have to ring once, should the wind catch this white card embossed with a gold English postbox.Includes 10 cards and 10 lined blue raspberry envelopesBlank insideHigh-quality, fluorescent white imaging finish cotton paperEach, about 5""W X 6""HMade in USA"

Waterproof, crush-proof and dust-proof

Easy open double throw latches

Open cell core with solid wall design - strong, lightweight

O-Ring seal

Automatic pressure equalization valve

Pelican cases are kept watertight through the use of a tongue and groove fit and a polymer o-ring.

Pelican cases come standard with an Automatic Pressure Equalization Valve which releases built up air pressure while keeping water out.