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Stubble roll top 15l - roll-top,
£68.30
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Men large canvas backpack - canvas,
£17.99
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Deuter women backpack - deuter,
£21.50
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Durable canvas backpack for - canvas,
£17.99
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Black 40l polyester - black,
£21.50
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Berghaus spark25 25l women - 25l, women’s
£16.15
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Alpaka traverse backpack 30l - backpack,
£109.90
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Berghaus centurio 45l ceder - berghaus, 45
£167.10
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Overboard classic waterproof - overboard,
£47.50
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Puma white red backpack - puma,
£14.00
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Navy orange roll top polyester - navy/orange, roll-top
£52.70
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Berghaus centurio mmps - centurio,
£89.10
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45l tactical army backpack - army,
£19.99
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Vintage karrimor gamma - gamma, 45
£50.62
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New expanded 45ltr rucksack - expanded,
£31.50
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45l military tactical backpack - 45l,
£23.99
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Cabinmax manhattan grey - cabinmax,
£72.46
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Black nylon daypack - nylon, backpack
£10.80
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Burgundy leather vintage retro - leather, vintage/retro
£14.01
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45l tactical backpack - 45l,
£19.99
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Yeti panga defender - yeti, 28
£198.30
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Brown nylon small - brown,
£13.19
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Mil com air - mil-com,
£16.14
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Moschino nylon backpack - moschino,
£312.70
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Waterproof backpack cover bag - backpack,
£5.49
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Friends central perk polyester - central,
£16.15
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30l 40l 45l - 40l, 50l
£23.99
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Fjällräven kånken original - kånken,
£58.93
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Dlx 45l rucksack hiking - rucksack,
£43.99
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Trespass 45l rucksack inverary - 45l,
£34.99
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High sierra summit - high, 45l
£28.99
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Trespass inverary 45l blue - 45l,
£14.00
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Nike elite backpack - elite, blue
£45.42
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Samsonite red modern wheeled - red,
£63.10
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Lowe alpine walkabout - lowe,
£23.58
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45l backpack rucksack heavy - 45l,
£19.99
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Kombat venture pack - 45, l
£29.25
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Umgg daypack backpack soft - daypack,
£42.30
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30l 40l 45l 50l - 30l, 100l
£21.99
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Men large canvas backpack - men's,
£18.20
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Alpinus teide daypack - alpinus, 25
£23.32
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Terra nova laser - laser, velo
£52.70
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Highlander treker 45l hiking - highlander,
£12.95
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Trespass albus litre - litre, casual
£22.95
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45l large rucksack 1 - 45l,
£19.99
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Military style rucksack 45l - military,
£19.99
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12l 25l 30l 35l 45l - 12l,
£22.99
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Highlander treker 45l - highlander,
£14.01
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Kombat molle 28l daysack - molle,
£29.95
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12l 30l 40l 70l 100l - 12l, military
£23.99
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Osprey levity 45l - osprey, 45
£141.10
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Kitpimp scout pack 35l - kitpimp,
£99.99
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Quechua escape 500 rolltop - escape,
£27.99
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Grey black geometric polyester - grey/black,
£21.50
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Mountain warehouse bolt - bolt, 18l
£5.45
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25l 35l 45l military - 25l,
£23.99
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45l backpack
£10.00
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Marchway roll top - marchway,
£31.90
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Berghaus arete pro - 45, extrem
£45.00
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British army litre infantry - british,
£45.00
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Berghaus centurio 45l - berghaus, ii
£120.30
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Guess khaki polyester soft - guess,
£36.06
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Marchway roll top - marchway, roll-top
£32.24
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Pilgrim ultralight roan 45l - pilgrim,
£276.30
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30l 40l 45l - 40l,
£23.98
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Rains roll top waterproof - rains,
£16.15
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Black faux leather daypack - faux,
£16.15
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British army desert dpm camo - desert,
£26.70
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30l 35l 45l military tactical - 30l,
£22.99
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45l military tactical backpack - 45l,
£29.99
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Quechua nh100 20l hiking - quechua,
£10.00
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Trail tactical backpack - backpack, 30l
£29.99
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Ortlieb waterproof backpack.
£42.30
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Vango trail classic - 45,
£47.50
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Gelert 40l hiking - hiking, backpack
£21.50
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Men large canvas backpack - men's,
£18.17
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20l 100l military tactical - military,
£25.98
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Kombat venture pack l - pack,
£29.25
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Lante joey ultralight - pa'lante,
£187.90
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Mackay 45l hiking rucksack - 45l,
£26.70
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Waterproof backpack cover bag - backpack,
£4.95
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Mens backpack 45l tactical - backpack,
£20.99
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Black tactical daypack - black,
£12.88
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Trespass unisex 30l perfect - unisex,
£19.99
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Highlander harrier molle - harrier,
£69.90
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60l 70l 90l - 60l,
£23.99
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Waterproof backpack rain - rain, cover
£4.90
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Karrimor sabre litre - sabre, 45
£159.95
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Viper one day - viper,
£27.54
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Trespass 45l functional - 45l,
£39.99
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Viper special ops - viper,
£49.99
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45l military tactical - 20/25/30/45l,
£22.99
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Army rucksack military - military, combat
£44.49
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45l fitness gym - fitness, training
£37.10
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25l 45l tactical backpack - 45l,
£40.94
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Regatta unisex shilton 15l - unisex,
£19.95
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Looking for more 45 litre rucksack?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 45 litre rucksack listings currently in our index. Prices range from £4.9 to £312.7, with an average of £44.3. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 45 litre rucksack →
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Whether you are looking for a brand-new or second-hand 45 litre rucksack, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £4.9, while premium listings can reach £312.7 — giving you a wide budget spread to work with. The average price of £44.3 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.