S1 Sizing Liners

Replacing your liners or adjusting the fit of your S1 Lifer and Mini Lifer helmet is so easy with their helmet sizing liners. All liners are compatible with all the S1 helmet shell's and can be mixed and matched to find your perfect combination

S1 Helmet Co are an independently owned and operated brand that is deeply rooted in the Californian skateboarding, longboarding, BMX and roller derby scenes. Today S1 Helmet Co has an extensive line of protective helmets that are rapidly becoming known throughout the industry, thanks to their unrelenting approach to style and safety. The S1 Lifer helmets offer up to 5 times more protection than regular soft foam skate helmets and offers a superior fit.

Sizing Info:

Colour Size Thickness
Grey X-Small 14mm
Red Small 12mm
Gold Medium 10mm
Black Large 8mm
Green X-Large 6mm
Blue XX-Large 4mm
Purple XXX-Large 2mm


RRP: £3.95

Description Stock Code Price Quantity
S1 LIFER Helmet - Sizing Liner - Grey XS 14mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - GREY - XS (14mm) SH/LIRSL/XS
S1 LIFER Helmet - Sizing Liner - Red Small 12mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - RED - SML (12mm) SH/LIRSL/S
S1 LIFER Helmet - Sizing Liner - Gold Medium 10mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - GOLD - MED (10mm) SH/LIRSL/M
S1 LIFER Helmet - Sizing Liner - Black Large 8mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - BLACK - LGE (8mm) SH/LIRSL/L
S1 LIFER Helmet - Sizing Liner - Blue 2XL 4mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - BLUE - 2XL (4mm) SH/LIRSL/2XL
S1 LIFER Helmet - Sizing Liner - Green XL 6mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - GREEN - XL (6mm) SH/LIRSL/XL
S1 LIFER Helmet - Sizing Liner - Purple 3XL 2mm - SHLIRSL S1 LIFER HELMET - SIZING LINER - PURPLE - 3XL (2mm) SH/LIRSL/3XL
S1 LIFER Helmet - Sizing Liner Fit Kit - Packed 2 - SHLIRSL1ALL S1 LIFER HELMET - SIZING LINER FIT KIT - (7 pcs) SH/LIRSL/1ALL
S1 LIFER HELMET - TOP PAD - 2mm DEEP FIT SH/LITP/DP
S1 LIFER HELMET - TOP PAD - 5mm STANDARD FIT SH/LITP/STD
S1 LIFER HELMET - TOP PAD - 8mm SHALLOW FIT SH/LITP/SHA
S1 LIFER HELMET - VELCRO KIT (6 Piece Set) SH/LIVK