Protect your valuable collectibles – with the right protective sleeves from HISTOCARD
Whether antique postcards from the turn of the century, modern postcards or historical letters – every collectible deserves the best possible protection. In our Protective Sleeves category, you will find the right solution for every format and every need.
Soft or hard sleeves – which is right for you?
We offer two tried-and-tested material options:
- Soft protective sleeves – flexible, lightweight and ideal for space-saving storage of large quantities. Available for old and new postcards as well as for letters up to DIN C6.
- Hard film sleeves – particularly sturdy and resistant to creasing. Our best-selling sleeves for old and new postcards as well as for letters – perfect for especially valuable items.
- Important: whether soft or hard: all sleeves are guaranteed free of plasticisers and acid!
The right sleeve for every format
| Product | Suitable for |
|---|---|
| H1 / H2 | Old and new postcards (soft) |
| H3 / H4 | Old and new postcards (hard film) |
| H5 / H6 | Letters and larger documents |
Why protective sleeves are indispensable
Light, moisture, dust and frequent handling can permanently damage historical papers. Our protective sleeves keep your collection safe from:
- Creasing and mechanical damage
- Dust and dirt
- Fingerprints and grease marks
- Moisture
Invest in the long-term preservation of your collection – and enjoy it in perfect condition for many years to come.
H1: Soft sleeves for old postcards (100 pieces)
100 Protective Sleeves for Old Postcards up to approx. 95 x 147 mm (Soft, Thin Quality)suitable for old postcards up to approx. 95 x 147 mmoutside dimensions: approx. 97 x 149 mmsimple quality with slight dimensional tolerancesone short side openthin quality, resulting in less space requirements and weight savingssoft, very tear-resistant quality, easy insertion and removal of the cardsextra thin weld seams, so inner dimensions are almost equal to outer dimensionsmade of crystal-clear, plasticizer-free PP film 0.075 mm thickDownload printable measurement template for KOBRA protective sleeves
H2: Soft sleeves for new postcards (100 pieces)
100 Protective Sleeves for New Postcards up to approx. 108 x 153 mm (Soft Quality) suitable for new postcards up to approx. 108 x 153 mm outside dimensions: approx. 110 x 155 mm also suitable for insert cards, photos and documents in DIN A6 format simple quality with slight dimensional tolerances one short side open thin quality, resulting in less space requirements and weight savings soft, very tear-resistant quality, easy insertion and removal of the cards extra thin weld seams, so inner dimensions are almost equal to outer dimensions made of crystal-clear, plasticizer-free PP film 0.075 mm thick Download printable measurement template for KOBRA protective sleeves
H3: Protective sleeves for old picture postcards made from rigid plastic
Protective Sleeves for Old Postcards up to approx. 95 x 147 mm made of Rigid Film *** our best-selling sleeves *** suitable for old postcards up to approx. 95 x 147 mm outside dimensions: 101 x 148 mm one short side open brilliant, stable and rigid quality, best protection for the collectibles made of crystal-clear, plasticizer-free rigid film 0.1 mm thick pack of 100 sleeves Download printable measurement template for KOBRA protective sleeves
H4: Protective sleeves for new DIN A6 postcards made from rigid film
Protective Sleeves for New Postcards DIN A6 up to approx. 107 x 150 mm made of Rigid Film *** our best-selling sleeves *** suitable for new postcards and insert cards up to approx. 107 x 150 mm outside dimensions: 113 x 152 mm one short side open brilliant, stable and rigid quality, best protection for the collectibles made of crystal-clear, plasticizer-free rigid film 0.1 mm thick pack of 100 sleeves Download printable measurement template for KOBRA protective sleeves
H5: Protective envelopes for letters made from rigid film
Protective sleeves for letters up to approx. 128 x 190 mm made of hard film suitable for larger letters up to approx. 130 x 186 mm outer dimensions: approx. 132 x 192 mm one long side open brilliant, stable and resilient quality, best protection for the collectibles made of crystal-clear, plasticizer-free hard film 0.1 mm thick package of 100 sleeves Download size template KOBRA protective sleeves for printing
H6: soft protective sleeves for letters up to DIN C6
Protective sleeves for standard letters DIN C6 up to approx. 118 x 170 mm made of PP film (soft) suitable for standard letters DIN C6 up to approx. 118 x 170 mm outer dimensions: 124 x 170 mm one short side open soft, very tear-resistant quality, easy insertion and removal of letters made of crystal-clear, plasticizer-free PP film 0.1 mm thick package of 100 sleeves Download size template KOBRA protective sleeves for printing