Ultra-transparent?welded?strips?provide?ideal?protection?by?completely?covering?the?inserted?collector's?items.?Available?as?one-sided?clear?GRANDE?C?sheets?for?viewing?from?front?and?back?or?double-sided?black?GRANDE?S?sheets?for?double?capacity.?Both?are?offered?with?welded?strips?in?various?divisions.?Black?interleaves?provide?for?an?elegant?back?drop?or?help?with?content?organization.?Archival?quality:?100%?free?of?chemical?softeners?and?acids.?Compatible?with?all?standard?3-ring?or?4-ring?binders.