Rite-in-the-Rain - #390NF Bound Book, Horizontal Pattern, Numbered Pages Tally Counters Automatic Pressure Equalization Valve -

Automatic Pressure Equalization Valve - balances interior pressure

• Temperature range -10 to 70°C (14 to 158°F)

two removable Vivak® collection trays

consistent fit

longer airline lengths

Rite-in-the-Rain - #390NF Bound Book, Horizontal Pattern, Numbered Pages Tally Counters Automatic Pressure Equalization Valve -Product Code: 390NF All weather paper. Yellow fabrikoid cover. 80 sheets (160) pages, ruled with light blue lines, 4 5 8" x 7 1 4". Journal Pattern. Numbered Pages The cover, the paper, the sewn in pages, even the glue is designed to survive the elements. This is a Hard Bound Field book with Fabrikoid cover material (waterproof fabric wrapped, rigid cover stock, that does not saturate when submerged).