
Description
Effortless Play: Nike Flex Runner Infants Slip-On Trainers
Lace-Free Stretch-Bootie Architecture & Grooved First-Steps Flex: The Nike Flex Runner Infants' Slip-On Trainers "Black / White" Streamline morning routines and support developing balance with an ultra-lightweight infant shoe engineered for effortless on-and-off wear. The FN1449-005 pairs a sleek "Black" stretch-mesh bootie chassis with high-contrast "White" Swoosh branding, lateral leather wing overlays, and a sculpted white foam sole. Stripping away complicated laces in favor of adaptive elastic bands and dual pull loops, this infant trainer delivers secure, distraction-free foot containment for early walkers and toddlers taking their first steady steps.
Benefits: Engineered for early developmental walking, nursery play, park trips, and everyday infant comfort, these slip-on shoes prioritize natural foot articulation, hassle-free entry, and gentle containment. The flexible, grooved foam sole bends effortlessly with the foot, allowing toddlers to grip the ground naturally and build intrinsic foot strength without stiff resistance. Its sock-like stretch mesh hugs tiny feet comfortably without pinching, while the integrated side leather wings and midfoot elastic strap lock the foot securely in place to eliminate accidental slip-offs.
Key Features:
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Lace-Free Stretch Bootie Entry: Flexible, expandable textile collar paired with sturdy front and rear pull tabs that allow parents to slide shoes on and off squirming feet in seconds.
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Articulated Multi-Groove Foam Sole: Ultra-soft, lightweight foam outsole deeply grooved beneath the forefoot and heel to encourage natural foot bend, sensory ground feedback, and balance.
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Breathable Engineered Mesh Vamp: Lightweight, airy knit construction that promotes continuous air exchange to keep little feet cool and prevent moisture buildup.
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Leather Lateral Support Wings: Durable leather overlays stitched onto the quarter panels to provide structural side containment and resist playground scuffs.
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Secure Elastic Midfoot Band: Integrated elastic strap that wraps across the instep to hold developing feet firmly in place without the pressure points of tied laces.
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Reinforced Seamless Toe Bumper: Bonded protective toe overlay designed to shield against abrasion from crawling, scuffing, and stumble-prone early strides.
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Softly Padded Heel Notch: Cushioned textile lining around the collar edge that prevents friction rubbing around sensitive toddler ankles.
Product Details:
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Product Name: Nike Flex Runner Infants
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Silo: Nike Kids / Flex Runner Slip-On Lineage
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Category: Infants' / Toddlers' (TD) First-Steps, Nursery & Everyday Athletic Footwear
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Colourway: Black / White
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Style Code: FN1449-005
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Upper Material: Stretch Textile Mesh with Leather Overlays & Elastic Instep Strap
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Midsole/Outsole: Integrated Lightweight EVA Flex Foam with Articulated Sipes
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Fastening: Fully Laceless Slip-On with Elastic Midfoot Containment & Dual Pull Loops
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Profile: Low-Top Ultra-Flexible Infant Trainer
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Surfaces: Indoor Nursery Flooring, Carpet, Pavement, Grass, Playgrounds
Buyer Guidance & Fit Profile:
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Who This Product Is Best Suited For: Ideal for parents, caregivers, and early walkers needing an uncomplicated, zero-fuss shoe that goes on in seconds without dealing with untied laces or stiff buckles. Complements infant fleece tracksuits, soft cotton leggings, denim overalls, and tiny athletic ankle socks. Designed primarily for indoor play, nursery activities, and flat outdoor playground surfaces rather than rough, jagged outdoor trails or saturated wet weather.
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Fit & Sizing Determination: Fits True to Size (TTS) in standard Nike Infant/Toddler (TD) sizing. The stretchy bootie upper conforms comfortably to chubby toddler feet and normal-width arches. For infants with exceptionally chunky, high-instep feet or those whose feet are rapidly moving toward the next half-size mark, going one size up is strongly recommended to make pulling the elastic collar over the heel quick and pinch-free.
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Care & Maintenance Recommendation: To protect the bonded toe bumper and prevent the elastic midfoot strap from losing its tension, avoid machine washing or tumble drying; wipe away nursery paint, playground dust, and food spills using a microfiber cloth dampened with lukewarm water and a mild, baby-safe laundry soap; gently brush the grooved foam sole with a soft nylon brush to dislodge trapped pavement grit or grass; do not use harsh chemical spot removers, bleach, or boiling water that could dissolve the sole adhesives; allow the trainers to air-dry naturally at room temperature in a well-ventilated, shaded space away from direct heat sources such as radiators, boilers, or direct midday sunlight to ensure the stretch textile and leather overlays retain their shape.
Payments

Do You Accept Payment Over The Phone?
Yes, if you would like to pay for your item over the phone then please call us on 0161 336 2595 and we will have someone talk you through the process and complete your transaction. Please have all card details with you for a quicker and easier payment.
Are My Details Secure?
Absolutely! Trade Sports uses a 128-bit SSL certificate on the checkout page supplied by and kept up to date by Shopify to ensure that all customer information is kept secure and private at all times. We also use PayPal and Shopify Payments so you can rest assured that any private or sensitive information is safe.
Returns
Returns Policy
You have 30 days from the date of delivery to return any products that you bought from us at Trade Sports.
Eligibility for Returns
- Must be returned within 30 days from the original date of delivery
- Products must be returned in their original packaging
- Footwear boxes cannot be taped up and must be returned inside a mailbag
- All original product tags must be included
- All items must be returned unused and unwashed
- Include a correctly filled out returns form and your original shipping label for identification
How to Return an Order
Returns just got easier
- Login to your account using this link
- We include an invoice with an area to fill in your order for an exchange or refund, if you don't have you can use this alternative
- For our UK customers you can return your order using our Royal Mail returns label by clicking here
- The cost of the label is £3.00 and will be deducted from your refund.
Exchanges
To exchange an item for a different size or colour, fill out the returns form specifying your desired exchange details. We'll process your exchange upon receipt, subject to stock availability, or otherwise offer a refund.
Refunds
Upon receiving and inspecting your return, we'll process your refund and notify you via email. Allow a few days for the funds to clear into your account. Processing times may vary.
Shipping Costs & Refunds
- Express delivery fees are non-refundable.
- EU customers receive full cost refunds including postage.
- Using your own returns label means we cannot refund that postage cost.
Returns Label Policy
A free returns label is provided if we're at fault. Otherwise, labels are not provided free of charge.
Damaged, Defective, or Incorrect Items
If you receive a damaged, defective, or incorrect item, contact us at sales@tradesports.co.uk for a free returns label. Using your own returns method means we cannot refund that postage. Note: Free returns are not available for overseas customers due to high return costs.
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