The 561060 'High Ankle ZipSider Boot’ from Mongrel is from the SP ZipSider Series.

Originally designed to meet the needs of tradesmen requiring a boot that was easy to slip on and off but provided greater ankle support - increasingly required on many worksites. The SP ZipSider range has been redesigned and new styles included as a result of demands in specific industries, including construction. ZipSider styles feature the OrthoTec PU Innersole. 

PU/Rubber sole 

Mongrel now include a Vibram Sole, The SP>R range has been designed to take on the toughest conditions – but not at the expense of comfort. A new lightweight and flexible polyurethane midsole have been fused with a long-wearing nitrile rubber outsole. The sole features a heavy-duty 6mm deep tread pattern and is heat resistant up to 300°C.

 Product Features:

• Easy on . . . Easy off ZipSider Styling with protected zip for easier use.
• Duo Colour TPU/PU ToughSider dual density sole for extra shock absorbency
• Proven AirZone comfort system
• PU Midsole with scuff cap.
• Heat resistant to 300 degrees C.
• Kevlar stitched vamp
• OrthoTec PU innersole
• Roller Sole technology for ease of movement
• Fully lined steel toe-cap
• Premium quality leather uppers
• Padded tongue & Collar
• Suitable for a wide variety of work environments