The outer material is of waterproof Neopren.
The inside is a robust mikrofiber .The outer measurments: aprox. 15.0 x 22.5 x 4.0 cm. or 6 x 9 x 1.5 inches. With all around zipper. Inside is 6 ring hang up (19/19/51/19/19 mm) with 20 mm fill hight. Starter Set Filler in English: professional, two color sides, with diver specific information: Folder with annual summary, calendar 2006 -2010, perforated PVC page with dive symbole, 1 page for personal information, such as address; telephone nr.; 1 page in a plastic foil for medical attests; 1 page teleph.-nr./timezones,1 page equipment checklist, 3 pages for personal equipment and servicing list, 2 pages for special courses,1 page carry over; 3 pages quick review/summary; 5 sample pages of our new filler collection;
40 pages for notes, A-Z register out of PVC; 1 plastic cover undivided, 1 patent card cover; Page size 95mm x 172mm = aprox. 3 x 7 inches.