Vent White Roller S1
Vent White Roller S1
The BOA® Fit System fastening mechanism provides added comfort: just turn the reel for perfect fastening and fit. Microfibre withstands frequent washing. FlexStep® soles grip firmly even on challenging surfaces. Dual insoles add to comfort. Antistatic and ESD.
The BOA® Fit System fastening mechanism provides added comfort: just turn the reel for perfect fastening and fit. Microfibre withstands frequent washing. FlexStep® soles grip firmly even on challenging surfaces. Dual insoles add to comfort. Antistatic and ESD.
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Aluminium
The toecap protects toes from falling objects and compression. Meets the requirements of the EN ISO 20345:2022 standard: shock resistance is 200 J and resistance to compression 15 000 N. The aluminium toe cap is 50 % lighter than conventional steel toecaps.
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Resistance to oil and many chemicals
The footwear sole resists oil and many chemicals. The oil resistance of Sievi footwear meets the requirements of the EN ISO 20345:2022 standard.
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Antistatic
Antistatic footwear releases in a controlled manner static electricity accumulated in the body. The resistance limits are 100 kΩ - 1000 MΩ.
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Water repellent
The upper material used in this footwear is water repellent. Its water resistance meets the requirements of the EN ISO 20345:2022 standard.
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Shock-absorbing heel
Shock-absorption of the heel is a requirement of EN ISO 20345:2022 and EN ISO 20347:2022 standards: the shock absorption of the footwear must be at least 20 J. In all Sievi footwear the cushioning effect is guaranteed by the use of FlexStep® sole material, see FlexStep® for more information.
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Single Density PU
The footwear sole is made of FlexStep® material. This single density microporous structured polyurethane sole offers very high slip-resistance and flexibility providing excellent shock absorption. Heat resistant up to 120°C.
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DUAL Comfort insole
The insole consists of three layers: a soft surface material, a breathable interlayer and a lightweight, shock-absorbing EVA bottom layer. On the heel and under the ball of the foot there
is a PORON® shock absorbing cushion, which absorbs external shocks and reduces strain.
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ESD
Through its sole construction, ESD footwear provides a safe and controlled method of discharging the body’s static electricity. The resistance limits 100 kΩ - 35 MΩ for the Sievi ESD footwear are stricter than for antistatic footwear (IEC 61340-5-1). Wearing ESD footwear can help you avoid damage to sensitive electronic equipment.
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BOA® Fit System
The BOA® Fit System delivers micro-adjustable precision fit, engineered to perform in the toughest conditions. BOA® Fit System consists of three integral parts: a micro-adjustable dial, a super-strong lightweight lace and low friction lace guides.
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3D-dry®
The 3D-dry® lining, developed by Sievi, transfers moisture away from the foot to the second layer of the lining material and further through the upper and away from the footwear.
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FlexStep®
The microporous FlexStep® sole material developed by Sievi maintains its excellent shock absorption and flexibility in freezing conditions. The structure of the FlexStep®flexible sole prevents strain on the feet and spine and absorbs shocks. The FlexStep® flexible sole is featured on all Sievi footwear.
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SizeProductGTIN
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3644-52120-142-96W6438157213020
-
3744-52120-142-96W6438157213037
-
3844-52120-142-96W6438157213044
-
3944-52120-143-96W6438157213051
-
4044-52120-143-96W6438157213068
-
4144-52120-143-96W6438157213075
-
4244-52120-143-96W6438157213082
-
4344-52120-143-96W6438157213099
-
4444-52120-143-96W6438157213105
-
4544-52120-143-96W6438157213112
-
4644-52120-143-96W6438157213129
-
4744-52120-143-96W6438157213136