350 x 250mm B4 Sentinel White Peel & Seal Board Back 9287


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Including both White and Manilla board backs, these are long established products for use in carrying photos, and products which must not be bent in transit. Available in a range of sizes to ensure you get the perfect fit, and also available in a window version to speed up insertion and eliminate the need for costly matching of goods and labels.



Brand Sentinel
Size 352 x 249mm [B4] - (Max Size of Large Letter)
Colour White
Window Non-window
GSM 120 g (weight/thickness - the higher the value the thicker the product)
Opaque Non-opaque (All white - no inside print)
Closure Peel & Seal (Lift strip to expose glue)
Style Board Back
Postal Size Large letter (up to 250 x 353mm
Pack Size 125 Envelopes
Pallet Qty 7500 Envelopes (60 Boxes of 125)
Weight per item 68.8 grams