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Neptune Slip-On

$75
Swellsole Neptune Slip-On - Tan - Right Side View
Men wearing tan Neptune Slip-On shoes walking right, side view showing shoe profile and upper mesh detail.
Man wearing Neptune Slip-On shoes facing forward, paired with casual beach-inspired outfit and wooden background.
Neptune Slip-On shoe facing left, close-up of the front and knit upper highlights comfort and water-friendly design.
Neptune Slip-On shoe facing left, close-up on heel with soft-rebound cushioning and anatomical arch support for beach comfort.
Close-up of the off-white Neptune Slip-On showing the heel and side facing left, highlighting comfort and durable design.
Neptune Slip-On shoes showing top and side views, beige mesh upper, with arch support and soft cushioning designed for comfort.
Top view of beige Neptune Slip-On shoes for men with breathable mesh upper and cushioned footbed by REEF
Pair of beige Neptune Slip-On shoes facing away, showing heel and side, featuring lightweight, water-friendly comfort.
Swellsole Neptune Slip-On - Tan - Underside View
Neptune Slip-On right side view showing lightweight, breathable mesh upper with memory foam sockliner and flexible sole.
Size 8
$75

Neptune Slip-On

Men's Comfort Sneakers

5.0
Rated 5.0 out of 5 stars
12 Reviews
$75

Neptune Slip-On

Men's Comfort Sneakers

5.0
Rated 5.0 out of 5 stars
12 Reviews
$75
Size 8
Neptune Slip-On
Neptune Slip-On
$75
Free Shipping

Free Shipping

Orders $65+ ship free

Easy Returns

Easy Returns

30 days to return or exchange

Trusted Since 1984

Trusted Since 1984

10,000+ ★★★★★ reviews & decades of comfort

Neptune Slip-On

Fit Information (Based on 12 reviews )

5.0
Rated 5.0 out of 5 stars
Based on 12 reviews
Total 5 star reviews: 12 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
FitRated 0.0 on a scale of minus 2 to 2
WidthRated 0.0 on a scale of minus 2 to 2
ComfortRated 5.0 on a scale of 1 to 5
QualityRated 4.9 on a scale of 1 to 5
StyleRated 4.9 on a scale of 1 to 5
12 reviews
  • Timothy P. K.
    Verified Buyer
    Reviewing
    Neptune Slip-On Tan / 14
    I recommend this product
    Gender Male
    Did you order your normal size? Normal size
    Rated 5 out of 5 stars
    June 16, 2026
    Neptune

    Great fit & feel. Great looking style.

    FitRated 0.0 on a scale of minus 2 to 2
    WidthRated 0.0 on a scale of minus 2 to 2
    ComfortRated 5.0 on a scale of 1 to 5
    QualityRated 5.0 on a scale of 1 to 5
    StyleRated 5.0 on a scale of 1 to 5
    Was this helpful?
  • Monica P.
    Verified Buyer
    Reviewing
    Neptune Slip-On Tan / 8.5
    I recommend this product
    Gender Male
    Did you order your normal size? Normal size
    Rated 5 out of 5 stars
    June 13, 2026
    So comfy!

    My daddy absolutely loved it!

    FitRated 0.0 on a scale of minus 2 to 2
    WidthRated 0.0 on a scale of minus 2 to 2
    ComfortRated 5.0 on a scale of 1 to 5
    QualityRated 5.0 on a scale of 1 to 5
    StyleRated 5.0 on a scale of 1 to 5
    Was this helpful?
  • Max S.
    Verified Buyer
    Reviewing
    Neptune Slip-On Tan / 10
    I recommend this product
    Gender Male
    Did you order your normal size? Normal size
    Rated 5 out of 5 stars
    November 8, 2025
    Awesome comfort!!

    Have worn Reef sandals for years so decided to try some shoes. They are like walking on air with support! Will be adding some other colors!!

    FitRated 0.0 on a scale of minus 2 to 2
    WidthRated 0.0 on a scale of minus 2 to 2
    ComfortRated 5.0 on a scale of 1 to 5
    QualityRated 5.0 on a scale of 1 to 5
    StyleRated 5.0 on a scale of 1 to 5
    Was this helpful?
Show More

Description

No laces. No delay. The SWELLsole Neptune Slip-On brings a zero-fuss fit to your daily rotation with lightweight cushioning, a breathable knit upper, and extremely cushioned insole that adapts with every step. The ultra-responsive EVA midsole keeps rebound locked in, while the collapsible heel makes getting out the door even faster. Travel days, packed schedules, or just staying light on your feet—this slip-on’s ready for all of it.
Features & Benefits

Upper

  • Crush-Back Heel
    The crush-back heel lets you easily slip the shoe on or off, giving you flexible comfort that’s perfect for travel or everyday wear.
  • Lightweight Comfort
    Ultra-light design reduces foot fatigue and keeps you comfortable all day.
  • Breathable Materials
    Breathable design helps promote airflow to keep your feet cool and comfortable.

Footbed

  • Extra Cushion
    Plush, high-impact cushioning absorbs impact with every step, delivering plush comfort and easing pressure on your feet and knees.

Product Details

  • Lightweight and breathable engineered knit upper keeps you cool and collected
  • Slip-on style makes getting in and out seamless
  • Extremely cushioned insole molds to your foot for instant, cushioned support
  • Flexible EVA outsole keeps every step light and responsive, so you stay comfortable on the go

Item: CJ8415

Material & Care
Textile + Genuine Suede (Animal-Derived)
  • Use a soft, dry cloth to remove loose dirt.
  • Mix a small amount of mild clear soap with warm water.
  • Gently clean the fabric using a soft sponge dipped in the solution.
  • Rinse the sponge with clean water and remove any remaining soap from the material.
  • Allow to air dry in the shade at room temperature.
  • For genuine leather (suede or nubuck), gently brush the surface with a soft-bristled brush to remove dirt and debris, clean nubuck or suede using a nubuck/suede-safe or leather-safe cleaner, following the product’s instructions, brush lightly in one direction to maintain the texture of the material, allow to air dry in the shade at room temperature.


    • Avoid:
  • Machine washing unless specifically stated on the product.
  • Bleach or harsh detergents.
  • Direct heat or prolonged sunlight while drying.
  • Always test any cleaning method on a small, hidden area before cleaning the entire product.

    • Shipping & Returns

    REEF offers free shipping on all orders over $65. Returns or Exchanges are available within 30 days of your order delivery date. See returns page for more details.

    Key Features:

    Pair of black slip-on shoes angled right showing mesh upper, cushioned orange insole, and lightweight white sole for all-day comfort

    Slip On & Go

    Slip-on design makes getting out the door faster, with a clean build that keeps pace wherever you're headed.
    Close-up of right-facing slip-on shoe with breathable knit upper and soft-rebound cushioned orange insole for comfort

    Light On Your Feet

    Breathable knit uppers and a flexible EVA outsole combine for a cushioned, barely-there feel on the move.
    Top view of pair of dark slip-on shoes showing breathable knit upper and bright orange cushioned insoles for comfort

    All-Day Comfort

    Plush memory foam molds to your foot for all-day cushioned support.

    Reviews

    5.0
    Rated 5.0 out of 5 stars
    Based on 12 reviews
    Total 5 star reviews: 12 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
    FitRated 0.0 on a scale of minus 2 to 2
    WidthRated 0.0 on a scale of minus 2 to 2
    ComfortRated 5.0 on a scale of 1 to 5
    QualityRated 4.9 on a scale of 1 to 5
    StyleRated 4.9 on a scale of 1 to 5
    12 reviews
    • Timothy P. K.
      Verified Buyer
      Reviewing
      Neptune Slip-On Tan / 14
      I recommend this product
      Gender Male
      Did you order your normal size? Normal size
      Rated 5 out of 5 stars
      June 16, 2026
      Neptune

      Great fit & feel. Great looking style.

      FitRated 0.0 on a scale of minus 2 to 2
      WidthRated 0.0 on a scale of minus 2 to 2
      ComfortRated 5.0 on a scale of 1 to 5
      QualityRated 5.0 on a scale of 1 to 5
      StyleRated 5.0 on a scale of 1 to 5
      Was this helpful?
    • Monica P.
      Verified Buyer
      Reviewing
      Neptune Slip-On Tan / 8.5
      I recommend this product
      Gender Male
      Did you order your normal size? Normal size
      Rated 5 out of 5 stars
      June 13, 2026
      So comfy!

      My daddy absolutely loved it!

      FitRated 0.0 on a scale of minus 2 to 2
      WidthRated 0.0 on a scale of minus 2 to 2
      ComfortRated 5.0 on a scale of 1 to 5
      QualityRated 5.0 on a scale of 1 to 5
      StyleRated 5.0 on a scale of 1 to 5
      Was this helpful?
    • Max S.
      Verified Buyer
      Reviewing
      Neptune Slip-On Tan / 10
      I recommend this product
      Gender Male
      Did you order your normal size? Normal size
      Rated 5 out of 5 stars
      November 8, 2025
      Awesome comfort!!

      Have worn Reef sandals for years so decided to try some shoes. They are like walking on air with support! Will be adding some other colors!!

      FitRated 0.0 on a scale of minus 2 to 2
      WidthRated 0.0 on a scale of minus 2 to 2
      ComfortRated 5.0 on a scale of 1 to 5
      QualityRated 5.0 on a scale of 1 to 5
      StyleRated 5.0 on a scale of 1 to 5
      Was this helpful?
    Show More