Asics Contend 10 Trainers - Blue - 10.5

No, these trainers are designed with breathable materials and are not intended to be waterproof.

The Contend 10 is designed for everyday activity and walking; for marathon training, a specialized high-cushion racing shoe is recommended.

You should have approximately a thumb's width of space between your longest toe and the front of the shoe.

Yes, the standard insoles are typically removable, allowing you to insert your own custom orthotics if required.

Store them in a cool, dry place away from direct sunlight to prevent the adhesive and foam materials from degrading.

Try adjusting the lacing pattern to a 'parallel' or 'loose' style to give your toes more room to splay.

Use a dry soft brush to remove loose dust first, then follow up with a damp cloth; avoid abrasive scrubbing which can damage the fabric.

Check the outsole for debris or dust accumulation; wiping the sole with a damp towel usually restores traction.