
Vent White Roller S1 — Safety Shoes from SIEVI
The Vent White Roller S1 is a safety shoe from SIEVI classified according to EN ISO 20345:2022 S1 FO SR. The product is supplied under item codes 44-52120-142-96W (sizes 36–38) and 44-52120-143-96W (sizes 39–47) and is presented as a technically described work shoe with specific protection and comfort features.
Construction and Materials
- Upper: microfiber (stated as washable in manufacturer's text).
- Toe Protection: aluminum toecap.
- Outsole: single-density PU (FlexStep®).
- Insole: DUAL comfort insole with PORON® shock-absorbing pad.
- Lacing: BOA® Fit System with 30 cm lace/dial for fine-tuned fit.
Electrical and Safety Features
- Classification: EN ISO 20345:2022 S1 FO SR.
- Antistatic functionality and ESD approval (stated by manufacturer).
Functional Notes
The FlexStep® outsole is described in the manufacturer's text as having good grip. The BOA® Fit System is stated as a mechanism for micro-adjustable fit by turning the dial. The microfiber upper is stated as resistant to frequent washing. The product designation Vent White Roller S1 and associated item number 44-52120-143-96W are apparent from the manufacturer's information.
Documentation
The information is based on SIEVI's product description. Source: Sievi product page.
Specifications
- Product Name: Vent White Roller S1.
- Manufacturer: SIEVI.
- Item Numbers: 44-52120-142-96W (36–38), 44-52120-143-96W (39–47).
- Standard Classification: EN ISO 20345:2022 S1 FO SR.
- Toe Protection: aluminum toecap.
- Outsole: single-density PU (FlexStep®).
- Upper Material: microfiber.
- Lacing System: BOA® Fit System, 30 cm lace.
- Insole: DUAL comfort with PORON® shock absorption.
- Electrical Properties: antistatic and ESD approved.
- Source: SIEVI product information (manufacturer's product description).
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