Boys & Baby Boys New Arrivals Koop

New arrivals

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Explore the latest arrivals in second-hand clothing for boys. Shop our collection of preloved new arrivals, including jeans, tops, bottoms, and more. Update your little one's wardrobe with sustainable fashion choices.
80 products
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CALVIN KLEIN Regular fit Sweatshirt in Red - 5 11.05 Koop
CALVIN KLEIN Regular fit Sweatshirt in Red - 5 11.05 Koop
CALVIN KLEIN Regular fit Sweatshirt in Red - 5
$56.00 $11.05 Save 80%
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OLD NAVY Regular fit Button-down Top in White - 5A 8.13 Koop
OLD NAVY Regular fit Button-down Top in White - 5A 8.13 Koop
OLD NAVY Regular fit Button-down Top in White - 5A
$35.00 $8.13 Save 77%
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GAP Regular fit Pant Shorts in Gray - 5A 8.13 Koop
GAP Regular fit Pant Shorts in Gray - 5A 8.13 Koop
GAP Regular fit Pant Shorts in Gray - 5A
$35.00 $8.13 Save 77%
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DORY Regular fit T-shirt in Blue - 6 3.90 Koop
DORY Regular fit T-shirt in Blue - 6 3.90 Koop
DORY Regular fit T-shirt in Blue - 6
$12.00 $3.90 Save 68%
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FRALIFIC Regular fit Button-down Top in Blue - 8 7.80 Koop
FRALIFIC Regular fit Button-down Top in Blue - 8 7.80 Koop
FRALIFIC Regular fit Button-down Top in Blue - 8
$35.00 $7.80 Save 78%
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ROCOCO BABY Regular fit Overalls in Orange - 3-6M
ROCOCO BABY Regular fit Overalls in Orange - 3-6M
$29.95 $8.61 Save 71%
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CHICK PEA Regular fit Overalls in Gray - 3-6M
CHICK PEA Regular fit Overalls in Gray - 3-6M
CHICK PEA Regular fit Overalls in Gray - 3-6M
$24.95 $7.96 Save 68%
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GEORGE Regular fit Overalls in Gray - 3-6M
GEORGE Regular fit Overalls in Gray - 3-6M
GEORGE Regular fit Overalls in Gray - 3-6M
$24.95 $7.96 Save 68%
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KIDDIE ZOOM Regular fit Pant in White - 3-6M
KIDDIE ZOOM Regular fit Pant in White - 3-6M
KIDDIE ZOOM Regular fit Pant in White - 3-6M
$25.00 $8.13 Save 67%
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THE CHILDREN'S PLACE Regular fit Pant in Blue - 3-6M
THE CHILDREN'S PLACE Regular fit Pant in Blue - 3-6M
THE CHILDREN'S PLACE Regular fit Pant in Blue - 3-6M
$21.90 $5.79 Save 74%
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GEORGE Regular fit Overalls in Red - 3-6M
GEORGE Regular fit Overalls in Red - 3-6M
GEORGE Regular fit Overalls in Red - 3-6M
$29.95 $5.27 Save 82%
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KIDDIE ZOOM Regular fit Pant in Blue - 3-6M
KIDDIE ZOOM Regular fit Pant in Blue - 3-6M
KIDDIE ZOOM Regular fit Pant in Blue - 3-6M
$33.95 $8.81 Save 74%
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GAP Regular fit Sweatshirt in Red - XL
GAP Regular fit Sweatshirt in Red - XL
GAP Regular fit Sweatshirt in Red - XL
$49.95 $16.90 Save 66%
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GYMBOREE Regular fit Sweatshirt in Blue - L
GYMBOREE Regular fit Sweatshirt in Blue - L
GYMBOREE Regular fit Sweatshirt in Blue - L
$49.95 $13.65 Save 73%
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PLACE SPORT Regular fit Pant in Blue - L
PLACE SPORT Regular fit Pant in Blue - L
PLACE SPORT Regular fit Pant in Blue - L
$34.95 $11.05 Save 68%
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THE CHILDREN'S PLACE Regular fit Pant in Red - L
THE CHILDREN'S PLACE Regular fit Pant in Red - L
THE CHILDREN'S PLACE Regular fit Pant in Red - L
$39.95 $10.24 Save 74%
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GYMBOREE Regular fit Button-down Top in Red - L
GYMBOREE Regular fit Button-down Top in Red - L
GYMBOREE Regular fit Button-down Top in Red - L
$29.95 $7.96 Save 73%
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DOCKERS Regular fit Button-down Top in White - 8
DOCKERS Regular fit Button-down Top in White - 8
DOCKERS Regular fit Button-down Top in White - 8
$48.00 $13.65 Save 72%
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THE CHILDREN'S PLACE Regular fit Pant Shorts in Blue - 12
THE CHILDREN'S PLACE Regular fit Pant Shorts in Blue - 12
THE CHILDREN'S PLACE Regular fit Pant Shorts in Blue - 12
$29.95 $6.34 Save 79%
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OLD NAVY Regular fit T-shirt in Gray - S
OLD NAVY Regular fit T-shirt in Gray - S
$15.00 $4.55 Save 70%