Base Be-Extreme Winter S3 CI SRC (Bruin) 1

Base Be-Extreme Winter S3 CI SRC Safety Boot B0870W

Lead time: 5-10 business days

Custom personalization

Low shipping costs

Base general size chart

View here which size you need for your Base work shoes.

How do you determine your shoe size for Base shoes?

Stand with both feet on a white sheet of paper and distribute your weight over both feet
Ask someone to draw a line in front and behind both feet
Measure both lengths with a ruler and choose the largest length to determine your size:
View the table below and choose the shoe size that best suits your foot length (round your foot length up if necessary, but never down)

*All lengths in centimeters
**Information based on size chart from the Base Catalogue

EU Size	UK Size	F Foot length
35	3	22.25 cm
36	4	22.29 cm
37	4.5	23.55 cm
38	5	24.20 cm
39	6	24.85 cm
40	6.5	25.55 cm
41	7	26.15 cm
42	8	26.80 cm
43	9	27.45 cm
44	10	28.10 cm
45	11	28.75 cm
46	11.5	29.40 cm
47	12	30.05 cm
48	13	30.70 cm
49	13.5	31.35 cm

Step 1 : Stand upright on a hard surface with your heel against the wall and a blank sheet of paper taped to the floor

Step 2 : Have someone mark the longest part of the foot (Heel to toe) with a pen or pencil, repeat this for the same foot because sizes may differ per foot.

Step 3 : Use a ruler to measure the heel-to-toe length with the longest toe perpendicular to the wall

✔ Shipping: In-stock items ordered before 15:00 will be shipped immediately. We ship everything as complete as possible.

✔ Delivery time: Check the specific delivery time after selecting your color and size.

✔ Delivery: Usually delivered the next (working) day. You will receive an email with the track & trace code.

9.3 "Perfectly arranged!"

4,804 reviewers preceded you

Base Be-Extreme Winter S3 CI SRC Safety Work Boot

When you need a reliable work boot that handles cold conditions without compromising on safety, the Base Be-Extreme Winter S3 CI SRC Safety Work Boot delivers. This is engineered for professionals who work through winter months and require genuine protection combined with all-day comfort. The entirely metal-free design means you can move freely on site without any restrictions, whilst the non-metallic toe cap provides robust impact protection. Built to withstand harsh weather, these work boots feature water-repellent uppers and cold insulation tested to minus 17 degrees Celsius, keeping your feet protected during demanding shifts.

Key Features

Entirely metal-free construction for unrestricted movement
Water-repellent uppers for splash water protection
Cold insulation rated to minus 17 degrees Celsius
Penetration-resistant sole with anti-slip grip
Antistatic properties for added safety

Recommendations from our Unishore Expert

These safety work boots strike an excellent balance between winter protection and everyday practicality. The metal-free build makes them ideal if you work in environments requiring metal detection or simply prefer unrestricted footwear. We've found the cold insulation particularly effective for outdoor winter work without the bulk of heavier alternatives. The water-repellent upper keeps feet dry during light rain and damp conditions, whilst the reinforced heel absorbs shock across long working days. The textured sole delivers reliable traction on slippery surfaces, making these boots a solid choice for varied winter terrain.

Product Features

Footwear type - Work Boot
Shoe width - Standard
Safety classification - S3
Closure system - Entry style
Protective toe - Non-metallic nose cap
Midsole - Metal-free with penetration resistance
Sole material - TPU and PU
Upper material - Leather
Key properties - Water-repellent, antistatic, anti-slip, lightweight
Article number - B0870W

Standards and Safety

Protection meets EN ISO 20345 safety footwear requirements
Energy absorbing heel rated at 20 joules per EN ISO 20345
Antistatic resistance protects against electrical discharge per EN ISO 20345
Splash water penetration resistance tested for 60 minutes per EN ISO 20345
Cold insulation tested at minus 17 degrees Celsius for 30 minutes per EN ISO 20345

SPECIFICATIES

Upper material

Leather

Shoe width

Standard (10)

Footwear features

Winter, Antistatic, Water-repellent, Entirely metal free, Lightweight, Penetration resistant, Anti-slip

EN ISO 20345 features

CI (Cold insulating tested for 30 minutes at -17℃)

Model

Closed heel

Footwear standard

EN ISO 20345 Veiligheidschoeisel

Fastening

Slip-on

Style

Rugged / Heavy Duty

Footwear type

Work Boot

Safety toe cap

Non-metallic nose

Protective midsole

Metalfree midsole

Safety class

S3

Sole

TPU, PU

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