No compromise protection for those facing the toughest ocean conditions. The new and redisigned OS1 equips ocean sailors with a durable, waterproof, breathable and fully-taped defence against the cold ocean environment.

When you’re caught between the boat and sailing conditions, the OS1 Trouser provides tough protection against both with durable waterproof fabrics and reinforced contact points.

High performance, durably waterproof and breathable 4 layer fabric.
Fabric weight reduced by 10% for a softer and more flexible handle.
The Gill OS1 also has a 15% increase in resistance to surface abrasion.
Fully taped seams for a waterproof seal.

• High-fit design with SuperStretch back panel and shoulder adjustment.
• Hand warmer pockets with gridded thermal fleece.
• Deep thigh pocket with D-ring attachment point for marine tools or kill-cord leash.
• Anti-corrosion YKK zip with lightweight moulded sliders.
• 2-way zip with internal waterproof gusset for wet weather protection.
• Internal fly for added convenience.
• Abrasion resistant panels to protect against wear and tear.
• External waist adjustment.
• Reinforced seat and knees.
• Adjustable ankle closure.
• Secure multitool attachment point.

Outer: 100% Nylon
Reinforcement: 100% Polyester

Size/Colour	Part Number	Stock Availability	Price
S / Graphite	99501297	2 at 27/02 03:52	£319.95	Add to Basket
M / Graphite	99501310	2 at 27/02 03:52	£319.95	Add to Basket
XL / Graphite	99501334	1 at 27/02 03:52	£319.95	Add to Basket
XXL / Graphite	99501341	1 at 27/02 03:52	£319.95	Add to Basket

Gill Mens Sizes

Gill Size	XS	S	M	MT	L	XL	XLT	XXL	XXXL
Average Height	5'2"-5'4" 158-163cm	5'4"-5'7" 163-170cm	5'7"-5'10" 170-178cm	6'2"-6'3" 188-191cm	5'10"-6'1" 178-186cm	6'1"-6'2" 186-188cm	6'3"-6'5" 193-197cm	6'2"-6'3" 188-191cm	6'2"-6'3" 188-191cm
Chest	34"-36"  87-92cm	36"-38" 92-97cm	38"-40" 97-102cm	38"-40" 97-102cm	41"-43" 104-109cm	44"-46" 112-119cm	44" -46" 112-119cm	47"-49" 120-125cm	50"-52" 127-132cm
Waist	28" 71	29"-30" 74-76	31"-33" 79-84	31"-33" 79-84	34"-37" 87-94	38"-40" 97-102	38"-40" 97-102	41"-43" 104-109	44"-45" 112-115
(cm)
Inside Leg	29"	30"	31"	33.5"	32"	33"	35"	33.5"	33.5"
(cm)	74	76	79	86	81	84	89	86	86

Gill Womens Sizes

UK	8	10	12	14	16	18	20
USA	4	6	8	10	12	14	16
EURO	34	36	38	40	42	44	46
Bust	31.5"-32.5"	33"-34"	35"-36"	36.5"-37.5"	38"-39"	40"-41"	42"-43"
(cm)	(80-83)	(84-87)	(89-92)	(93-96)	(97-99)	(102-104)	(107-109)
Waist	25"-26"	26"-27"	28"-29"	30"-31"	32"-33"	34"-35"	36"-37"
(cm)	(63-66)	(66-69)	(71-74)	(76-79)	(81-84)	(87-89)	(92-94)
Hips	34.5"-35.5"	36"-37"	37"-38"	39"-40"	41"-42"	43"-44"	45"-46"
(cm)	(88-91)	(92-94)	(94-97)	(99-102)	(104-107)	(109-112)	(114-117)

Gill Junior Sizes

SIZE	JXXXS	JXXS	JXS	JS	JM	JL
AGE (YEARS)	(2-3)	(4-5)	(6-7)	(8-9)	(10-11)	(12-13)
Height	3'0"-3'21/2"	3'21/2"-3'5"	3'10"-4'0"	4'21/2"-4'5"	4'7"-4'91/2"	5'0"-5'2"
(cm)	(92-98)	(98-104)	(116-122)	(128-134)	(140-146)	(152-158)
Chest	20"-21"	21"-23"	23.5"-24.5"	25"-26"	27"-28.5"	30"-32.5"
(cm)	(52-53)	(53-58)	(60-62)	(64-66)	(69-72)	(76-83)
Waist	19"-19.5"	19.5"-20"	21.5"-22"	22.5"-23"	24"-25"	25"-27"
(cm)	(48.5-50)	(50-51)	(55-56)	(57-59)	(61-64)	(64-68)

 

	XS	S	M	MT	L	XL	XLT	XXL	XXXL
Average Height (cm)	5'2"-5'4"	5'4"-5'7"	5'7"-5'10"	6'2"-6'3"	5'10"-6'1"	6'1"-6'2"	6'3"-6'5"	6'2"-6'3"	6'2"-6'3"
	(158-163)	(163-170)	(170-178)	(188-191)	(178-186)	(186-188)	(193-197)	(188-191)	(188-191)
Chest (cm)	34"-36"	36"-38"	38"-40"	38"-40"	41"-43"	44"-46"	44" -46"	47"-49"	50"-52"
	(87-92)	(92-97)	(97-102)	(97-102)	(104-109)	(112-119)	(112-119)	(120-125)	(127-132)
Waist (cm)	28"	29"-30"	31"-33"	31"-33"	34"-37"	38"-40"	38"-40"	41"-43"	44"-45"
	-71	(74-76)	(79-84)	(79-84)	(87-94)	(97-102)	(97-102)	(104-109)	(112-115)
Inside Leg (cm)	29"	30"	31"	33.5"	32"	33"	35"	33.5"	33.5"
	-74	-76	-79	-86	-81	-84	-89	-86	-86