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Refills (no spool) filament, 4 kg, bulk and multi-pack, ranked by £/kg

Every listing we track on Amazon UK that matches all of these filters, ranked by £/kg. Remove a filter with its "All" chip to widen the list.

Best £/kg Biggest discount Lowest price Best rated Newest

All (53) On offer now (6)

By material:PLA (21)PETG (17)PLA+ (15)

By finish:All finishes Silk (26)Matte (55)Dual & triple colour (6)Rainbow & gradient (9)Translucent (13)Glow in the dark (3)Wood (1)Refills (no spool) (53)

By pack:Any pack size Bulk & multi-pack (53)

By weight:Any weight 2 kg (32)4 kg (53)10 kg and over (5)

By colour:Black (10)White (9)Grey (4)Blue (1)Beige & natural (1)

Condition:New (45)Amazon Warehouse, any grade (4)Warehouse: Like New (2)

Rating:4.5 stars & up (34)4 stars & up (53)3.5 stars & up (53)

53 listings tracked, 6 on offer right now.

Product	Material	Weight	Rating	Price	Per kg	Deal
eSUN PLA Basic Refill Filament 4KG, Speedy PLA Filament, Blue	PLA	4 kg refill	4.3 out of 5 (805 Amazon ratings)	£29.99	£7.50	14% below
eSUN PLA Basic Refill Filament 4KG, Speedy PLA Filament, White	PLA	4 kg refill	4.3 out of 5 (805 Amazon ratings)	£29.99	£7.50	11% below
eSUN PLA Basic Refill Filament 4KG, Speedy PLA Filament, Black	PLA	4 kg refill	4.3 out of 5 (810 Amazon ratings)	£29.99	£7.50	11% below
SUNLU 4KG PLA+2.0 3D Printer Filament Refill, Stronger PLA+ Filament Bundle, N	PLA+	4 kg refill	4.3 out of 5 (206 Amazon ratings)	£31.18	£7.80	Warehouse · 37% under new
SUNLU PLA Refill Filament 1.75mm, Refill PLA 3D Printer Filament Suitable for	PLA	4 kg refill	4.4 out of 5 (231 Amazon ratings)	£32.76	£8.19	Warehouse · 6% under new
SUNLU 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU Third	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	£32.99	£8.25	—
OVERTURE 4KG Bundle High Speed Refill PETG Filament 1.75mm, Black*4	PETG	4 kg refill	4.6 out of 5 (31 Amazon ratings)	£32.99	£8.25	—
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool PLA Plus Refill for Reusable S	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£33.60	£8.40	Like New · 21% under new
ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm White 4KG, Vacuum-Sealed	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.96	£8.49	—
ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.96	£8.49	15% below
ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.95	£8.49	15% below
ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (520 Amazon ratings)	£33.96	£8.49	15% below
ELEGOO Matte PLA Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.96	£8.49	15% below
ELEGOO Matte PLA Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.95	£8.49	15% below
ELEGOO Matte PLA Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (518 Amazon ratings)	£33.95	£8.49	15% below
SUNLU 4KG Rapid PETG Filament Refill 1.75mm, High Speed PETG Black*4	PETG	4 kg refill	4.2 out of 5 (25 Amazon ratings)	£33.99	£8.50	—
SUNLU 4KG Rapid PETG Filament Refill 1.75mm, High Speed PETG White*4	PETG	4 kg refill	4.2 out of 5 (25 Amazon ratings)	£33.99	£8.50	—
SUNLU Matte PLA Filament Refill 1.75mm 4KG, No-Spool Black PLA Matte Refill fo	PLA	4 kg refill	4.3 out of 5 (190 Amazon ratings)	£35.99	£9.00	12% below
SUNLU Matte PLA Filament Refill 1.75mm 4KG, No-Spool Grey PLA Matte Refill for	PLA	4 kg refill	4.3 out of 5 (191 Amazon ratings)	£35.99	£9.00	12% below
ELEGOO PLA Basic Refill 3D Printer Filament 1.75mm Bundle 4KG, Easy Storage	PLA	4 kg refill	4.6 out of 5 (520 Amazon ratings)	£36.99	£9.25	7% below
SUNLU 4KG PLA+2.0 3D Printer Filament Refill, High Toughness PLA+ Filament Bun	PLA+	4 kg refill	4.3 out of 5 (206 Amazon ratings)	£36.99	£9.25	—
SUNLU 4KG Silk PLA Filament Refill Bundle, No-Spool 3D Printer Silk Filament 1	PLA	4 kg refill	4.5 out of 5 (52 Amazon ratings)	£36.99	£9.25	—
SUNLU 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU Third	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	£37.73	£9.43	Like New · 7% under new
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool White PLA Plus Refill for Reus	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£37.99	£9.50	11% below
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool PLA Plus Refill for Reusable S	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£37.99	£9.50	—
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool PLA Plus Refill for Reusable S	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£37.99	£9.50	—
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool Black PLA Plus Refill for Reus	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£37.99	£9.50	11% below
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool Grey PLA Plus Refill for Reusa	PLA+	4 kg refill	4.5 out of 5 (257 Amazon ratings)	£37.99	£9.50	11% below
eSUN PLA+ Refill Filament 4KG, Refill PLA Plus, White	PLA+	4 kg refill	4.5 out of 5 (244 Amazon ratings)	£37.99	£9.50	—
eSUN PLA Basic Refill Filament 4KG, Speedy PLA Filament, Grey	PLA	4 kg refill	4.3 out of 5 (813 Amazon ratings)	£37.99	£9.50	—
OVERTURE 4KG Bundle High Speed Refill PETG Filament 1.75mm, 4 Colors Set	PETG	4 kg refill	4.6 out of 5 (31 Amazon ratings)	£37.99	£9.50	—
OVERTURE 4KG Bundle Rapid Refill PLA+ 3D Printer Filament 1.75mm, Black*4	PLA+	4 kg refill	4.5 out of 5 (72 Amazon ratings)	£37.99	£9.50	13% below
DEEPLEE PLA Basic Refill Filament 1.75mm Beige 4kg Bundle	PLA	4 kg refill	4.3 out of 5 (297 Amazon ratings)	£38.99	£9.75	—
ELEGOO Matte PLA Refill 3D Printer Filament Bundle 1.75mm Black/White 4KG	PLA	4 kg refill	4.6 out of 5 (520 Amazon ratings)	£38.99	£9.75	—
ELEGOO Matte PLA Refill 3D Printer Filament Bundle 1.75mm White 4KG	PLA	4 kg refill	4.6 out of 5 (516 Amazon ratings)	£38.99	£9.75	—
SUNLU 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU Third	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	£40.99	£10.25	—
SUNLU CMYK 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	£40.99	£10.25	—
SUNLU 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU Third	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	£40.99	£10.25	—
PETG Filament 1.75mm - 4kg(8.8lbs) SUNLU PETG 3D Printer Filament, Reusable Sp	PETG	4 kg refill	4.5 out of 5 (867 Amazon ratings)	£43.09	£10.77	—
OVERTURE 4KG Bundle Rapid Refill PLA+ 3D Printer Filament 1.75mm, 4 Colors	PLA+	4 kg refill	4.5 out of 5 (70 Amazon ratings)	£43.69	£10.92	5% below
SUNLU 4KG PLA+2.0 3D Printer Filament Refill, High Toughness PLA+ Filament Bun	PLA+	4 kg refill	4.3 out of 5 (206 Amazon ratings)	£49.99	£12.50	—
SUNLU 4KG PLA+2.0 3D Printer Filament Refill, High Toughness PLA+ Filament Bun	PLA+	4 kg refill	4.3 out of 5 (206 Amazon ratings)	£49.99	£12.50	—
Creality PETG Filament Refill 3D Printer Filament 4 kg 1.75 mm (8.8 lbs) for R	PETG	4 kg refill	4.1 out of 5 (196 Amazon ratings)	£63.65	£15.91	—
Creality PETG Filament Refill 3D Printer Filament 4 kg 1.75 mm (8.8 lbs) for R	PETG	4 kg refill	4.1 out of 5 (199 Amazon ratings)	£64.93	£16.23	—
MarsWork PLA Basic, Pre-dried Refill Filament, Pack of 4 (4 kg) for Reusable S	PLA	4 kg refill	5.0 out of 5 (1 Amazon ratings)	£80.33	£20.08	—
PETG Filament 1.75mm - 4kg(8.8lbs) SUNLU PETG 3D Printer Filament, Reusable Sp	PETG	4 kg refill	4.5 out of 5 (865 Amazon ratings)	£89.57	£22.39	—
MarsWork PLA Filament 1.75mm PLA 3D Printer Filament(Refill),4kg Refill for Re	PLA	4 kg refill	4.1 out of 5 (5 Amazon ratings)	£92.50	£23.13	—
Creality PETG Filament Refill 3D Printer Filament, 4kg 1.75 mm(8.8lb) Refilame	PETG	4 kg refill	5.0 out of 5 (1 Amazon ratings)	£101.60	£25.40	—
PETG Filament 1.75mm - 4kg(8.8lbs) SUNLU PETG 3D Printer Filament, Reusable Sp	PETG	4 kg refill	4.5 out of 5 (861 Amazon ratings)	£107.20	£26.80	—
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool PLA Plus Refill for Reusable S	PLA+	4 kg refill	4.4 out of 5 (251 Amazon ratings)	—	—	—
SUNLU PLA+ Filament Refill 1.75mm 4KG, No-Spool PLA Plus Refill for Reusable S	PLA+	4 kg refill	4.4 out of 5 (235 Amazon ratings)	—	—	—
SUNLU 3D Printer Filament PETG Filament Refill 1.75mm,Suitable for SUNLU Third	PETG	4 kg refill	4.5 out of 5 (177 Amazon ratings)	—	—	—
Creality CR Refill PETG 3D Printer Filament 1.75mm, Glossy Translucent Finish,	PETG	4 kg refill	5.0 out of 5 (1 Amazon ratings)	—	—	—

Refills (no spool) filament by brand

Guides

Bed adhesion: what actually works
Glue sticks, hairspray, rafts, brims and expensive surfaces — an honest ranking of what fixes prints coming loose, starting with the free fix that solves most cases.
Do you need a filament dryer?
Wet filament is real and ruins prints, but a dedicated dryer is not the only answer. How to tell if moisture is your problem, and what to do about it.
Filament storage: dry boxes, vacuum bags and desiccant
Keeping filament dry is cheaper than drying it out. What actually works, what desiccant to use, and why the little sachet in the bag is already spent.
First layer calibration, properly
Nearly every adhesion problem and half of all print failures start in the first layer. How to set Z offset by eye, and what a good first layer actually looks like.

Best-selling Filament by year — which actually sold best, going back several years, ranked by sales position rather than opinion.