A Siren that sounds the alarm when the weather comes up bad, and keeps pace with the worst it can throw out. Mesh upper backed by GORE-TEX® XCR® membrane has the highest level of breathability while being completely waterproof without any unwanted bulk-up. Narrow gauge webbing and synthetic leather strapping provide support while anchoring speed lacing. Underneath it’s all about cushioning and alignment, with proprietary Merrell® air cushion matched to QForm® stride-centering. THE ideal shoe for all seasons and all climates whether abroard or here in the UK.

UPPER/LINING
• Strobel construction offers flexibility and comfort
• Synthetic leather and mesh upper
• Bellows tongue keeps debris out
• GORE-TEX®Extended Comfort Footwear lining keeps feet dry and comfortable
• Lining treated with Aegis® antimicrobial solution
• Ortholite® Anatomical Footbed

MIDSOLE/OUTSOLE
• Molded nylon arch shank
• QForm® Comfort midsole provides women’s specific stride-sequenced cushioning
• Merrell® air cushion in the heel absorbs shock and adds stability
• 5 mm Sole lug depth
• Vibram® Siren Song Sole/TC5+ Rubber