Skip to main content
Hi !Hi! Sign in or registerDaily DealsBrand OutletGift CardsHelp & Contact
Sell
Watchlist
My eBay
  • Summary
  • Recently Viewed
  • Bids/Offers
  • Watchlist
  • Purchase History
  • Buy Again
  • Selling
  • Saved Feed
  • Saved Searches
  • Saved Sellers
  • My Garage
  • Sizes
  • My Collection
  • Messages
  • PSA Vault
Please sign-in to view notifications.
Loading...
eBay Home
Advanced
Sponsored
Sponsored
Sponsored

Filter

    • Category

      • Boys' Clothing (Sizes 4 & Up)
        • Selected categoryUnderwear
      • Size

        XSFilter AppliedSMLXL2XL44-556Filter Applied8101214-1616-1818
      • Theme

        • Ski (8) Items (8)
          Filter Applied
        • Colorful (640) Items (640)
        • Cartoon (525) Items (525)
        • Novelty (422) Items (422)
        • Cartoon, TV & Movie Characters (421) Items (421)
        • Classic (294) Items (294)
        • Movie (238) Items (238)
        • Dinosaurs (229) Items (229)
      • Brand

        • Athletic Works (4) Items (4)
        • Gear (1) Items (1)
        • Not Specified (3) Items (3)
      • Color

        • Black
        • Blue
        • Gray
        • White
      • Department

        • Boys (7) Items (7)
        • Unisex Kids (2) Items (2)
      • Features

        • Stretch (6) Items (6)
        • Moisture Wicking (4) Items (4)
        • Lightweight (2) Items (2)
        • All Seasons (1) Items (1)
      • Character Family

        • 101 Dalmatians (4) Items (4)
        • Free! (2) Items (2)
        • G.I. Joe (2) Items (2)
        • Not Specified (2) Items (2)
      • Pattern

        • Solid (5) Items (5)
        • Camouflage (2) Items (2)
        • Not Specified (2) Items (2)
      • Number in Pack

        • 1 Pack (4) Items (4)
        • 2 Pack (1) Items (1)
        • Not Specified (3) Items (3)
    • Price

      $
      to
      $
      Please provide a valid price range
      Available inventory
      $0
      $1000+
    • Condition

      • New with tags (8) Items (8)
    • Buying Format

    • Item Location

      • Within25 mi
    • Shipping and pickup

      • Arrives in 2-4 days
      • Free Shipping
      • Local Pickup within25 miles
    • Show only

      • Free Returns
      • Returns Accepted
      • Authorized Seller
      • Completed Items
      • Sold Items
      • Deals & Savings
      • Authenticity Guarantee

8 results

  • All
  • Auction
  • Buy It Now
  • All Listings- Filter Applied
  • Auction
  • Buy It Now
  • Any Condition- Filter Applied
  • New with tags
  • Arrives in 2-4 days
  • Free Shipping
  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
  • List View
  • Shop on eBay
    Shop on eBay
    Opens in a new window or tab
    Brand New
    $20.00
    or Best Offer
    Sponsored
  • Shop on eBay
    Shop on eBay
    Opens in a new window or tab
    Brand New
    $20.00
    or Best Offer
    Sponsored
    • XSRemove filter
    • Size: 6Remove filter
    • SkiRemove filter
    • Clear AllFilters
    • Thermal Underwear for Kids, Boys Base Layers Set for Skiing | Long Johns, Bla...
      Thermal Underwear for Kids, Boys Base Layers Set for Skiing | Long Johns, Bla...
      Opens in a new window or tab
      Brand New
      $37.17
      Buy It Now
      Free delivery
      Free returns
      Sponsored
    • Thermal Underwear for Kids Boys Thermal Underwear Set | Kids Base Layers for ...
      Thermal Underwear for Kids Boys Thermal Underwear Set | Kids Base Layers for ...
      Opens in a new window or tab
      Brand New
      $38.81
      Buy It Now
      Free delivery
      Free returns
      Sponsored
    • New Athletic Works Boys Youth Performance Thermal Underwear Set Navy XL (14-16)
      New Athletic Works Boys Youth Performance Thermal Underwear Set Navy XL (14-16)
      Opens in a new window or tab
      Brand New
      $8.00
      or Best Offer
      +$7.35 delivery
      Free returns
      Sponsored
      Top Rated Plus
    • NWT 2-Piece Boys Climate Smart XS - (4-5) Lightweight Warmth Snow Winter Clothes
      NWT 2-Piece Boys Climate Smart XS - (4-5) Lightweight Warmth Snow Winter Clothes
      Opens in a new window or tab
      Brand New
      $10.00
      Buy It Now
      +$9.45 delivery
      Sponsored
    • Athletic Works Boys Thermal Underwear Set Gray Camouflage XS  4/5 Soft Boys
      Athletic Works Boys Thermal Underwear Set Gray Camouflage XS 4/5 Soft Boys
      Opens in a new window or tab
      Brand New
      $8.95
      Buy It Now
      +$7.25 delivery
      Sponsored
    • Athletic Works Boys Thermal Underwear Set Gray Camouflage XL 14/16 Soft Boys
      Athletic Works Boys Thermal Underwear Set Gray Camouflage XL 14/16 Soft Boys
      Opens in a new window or tab
      Brand New
      $8.95
      Buy It Now
      +$7.25 delivery
      Sponsored
    • Boys Athletic Works Blue Thermal Underwear Set (Size XL 14-16) BRAND NEW W TAGS
      Boys Athletic Works Blue Thermal Underwear Set (Size XL 14-16) BRAND NEW W TAGS
      Opens in a new window or tab
      Brand New
      $8.99
      or Best Offer
      +$4.49 delivery
      Sponsored
    • Kids Thermal Underwear Long Johns John Bottoms Trousers Soft Heat Trap Fabric
      Kids Thermal Underwear Long Johns John Bottoms Trousers Soft Heat Trap Fabric
      Opens in a new window or tab
      Brand New
      $5.60 to $7.00
      Buy It Now
      +$34.36 delivery
      from United Kingdom
      Free returns
      Sponsored
    • Tell us what you think- opens in new window or tab

    Copyright © 1995-2025 eBay Inc. All Rights Reserved. Accessibility, User Agreement, Privacy, Consumer Health Data, Payments Terms of Use, Cookies, CA Privacy Notice, Your Privacy Choices and AdChoice