Rigid Cardboard Envelopes

Explore our range of rigid cardboard envelopes, perfect for protecting important documents, photos, and artwork during shipping. Made from strong materials, these envelopes prevent bending and damage, ensuring secure delivery. Ideal for e-commerce, offices, and postal services, they come in various sizes, thicknesses, and closure types, including self-seal options. Whether you need A4, A5, or custom-sized rigid mailers, find the best solution for professional packaging. Buy high-quality rigid envelopes online with fast delivery!

Showing 31 products
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (180 x 180mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (180 x 180mm)
£0.26
£0.26
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (185 x 125mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (185 x 125mm)
£0.25
£0.25
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (180 x 235mm)
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (180 x 235mm)
£0.24
£0.24
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (150 x 150mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (150 x 150mm)
£0.20
£0.20
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (234 x 334mm)
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (234 x 334mm)
£0.39
£0.39
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (164 x 180mm)
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (164 x 180mm)
£0.20
£0.20
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (510 x 350mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (510 x 350mm)
£0.34
£0.34
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (120 x 120mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (120 x 120mm)
£0.20
£0.20
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (180 x 235mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (180 x 235mm)
£0.30
£0.30
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (328 x 458mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (328 x 458mm)
£0.80
£0.80
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (445 x 310mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (445 x 310mm)
£0.89
£0.89
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (340 x 235mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (340 x 235mm)
£0.60
£0.60
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (345 x 245mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (345 x 245mm)
£0.54
£0.54
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (270 x 185mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (270 x 185mm)
£0.49
£0.49
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (245 x 170mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (245 x 170mm)
£0.36
£0.36
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (500 x 340mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (500 x 340mm)
£1.12
£1.12
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (234 x 334mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (234 x 334mm)
£0.49
£0.49
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (345 x 250mm)
Manila Brown 280gsm Peel & Seal Rigid Board Mailers Envelope (210 x 285mm)
£0.13
£0.13
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (265 x 210mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (265 x 210mm)
£0.43
£0.43
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (370 x 340mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (460 x 330mm)
£0.90
Sold Out
£0.90
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (345 x 260mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (345 x 260mm)
£0.58
£0.58
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (370 x 340mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (370 x 340mm)
£1.03
£1.03
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (340 x 250mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (340 x 250mm)
£0.66
£0.66
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (194 x 292mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (194 x 292mm)
£0.39
£0.39
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (370 x 340mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (248 x 345mm)
£0.70
£0.70
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (194 x 292mm)
Manila Brown 270gsm Peel & Seal Rigid Board Mailers Envelope (194 x 292mm)
£0.30
£0.30
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (370 x 285mm)
Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (370 x 285mm)
£0.77
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£0.77
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (321 x 467mm)
Manila Brown 300gsm Peel & Seal Rigid Board Mailers Envelope (321 x 467mm)
£0.92
£0.92
Black Magnetic Rigid Gift Box
Black Magnetic Rigid Gift Box
£5.94
£5.94
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (370 x 340mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (480 x 195mm)
£1.11
£1.11
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (345 x 250mm)
Manila Brown 400gsm Peel & Seal Rigid Board Mailers Envelope (278 x 400mm)
£0.65
Sold Out
£0.65