https://fromrebel.com/products/belt-positioning-booster-car-seat-sonic-diamonds-79be8f 14867137200495 Belt-Positioning Booster Car Seat - Sonic Diamonds 33.99 https:files/6afbc48a-2ab0-4777-82b5-b1eee600547e_bf1069bb-85d6-4e88-96c9-579db83e4ad5.webp https:files/6afbc48a-2ab0-4777-82b5-b1eee600547e_bf1069bb-85d6-4e88-96c9-579db83e4ad5.webp USD OutOfStock Cosco 639935873391 Baby & Kids 634988855663 Baby Cart Collection 632853299567 Better Than Prime Day Prices, Every Day! 291289268373 Big Babies 6-18 months 291287662741 Car Seats 636240265583 Daily Deal Drops 634988921199 Default Cart Collection 291285696661 Gifts Under $100 302408237205 Gifts Under $150 302408269973 Gifts Under $350 291286974613 Gifts Under $50 646287884655 Newness 644789829999 Non-DS 291282223253 Over $10 291288187029 Ships Nationally 306996609173 Shop By Age 641453392239 Up to 60% OFF 291286712469 What's New 636239970671 What's New in Baby Gear & Kids The Cosco Kids™ Pronto!™ Trend Belt-Positioning Booster Car Seat is the perfect booster for your growing child. The easy-to-adjust headrest provides a custom fit, and when your little one’s ready, the back can be removed, turning the seat into a backless booster that's easy to transport and simple to store. In either mode, there’s a cup holder that slides out for drinks or snacks for the ride. Additionally, the seat pad can be removed and is both machine-washable and dryer-safe for a quick and easy cleanFeatures: Belt-positioning booster: 40–100 lbs. 2 seats in 1: easily converts to a backless booster Washable seat pad Adjustable headrest grows with your child Integrated slide-out cup holder Shoulder belt guides Exceeds federal safety standards Headrest pillow for additional comfort 44.98 Cosco ADDONPOP AutoList_v4 AutoPublish_v1 B2G150 BABY BOOSTER SEATS CAR SEATS COSCO FRESHNESS FY2026.49 NEW ARRIVALS PERCENT_OFF_RANGE_0_30 PERCENT_OFF_RANGE_20_30 https:files/1d349de0-ee82-47f4-a275-bb43ba729b02_2c818bbd-1d4b-46c9-84ab-313b757f5a0c.webp https:files/c30a9b00-7767-4190-90f7-7c4f9d87972c_9314dd96-86b6-44e4-b359-87352147b0a5.webp https:files/19daf9d3-2227-49de-8672-f6bbf583c373_7c11b20b-90ae-4f0e-8643-d0b225f5ab15.webp https:files/17df3cc5-3f2a-4afe-8e52-2eb192afd150_8dff2007-1a5f-41c0-8e42-6e42fe78d842.webp https:files/00055e21-66c2-43d3-8747-0460db2d986a_e755b1ef-6fb6-4c55-81b2-7a6114cb9d24.webp https:files/de5f5cf9-f655-4bbc-b548-2cfba1f09e96_99af7d2d-e9e2-48c5-b7ce-3658fcbe72bc.webp https:files/d254c5a7-1275-445c-b697-0633d0a9de20_5d1a01cd-3f73-4f9b-b69f-e7f5e47eaeee.webp https:files/3fb483ee-a2c7-4b7f-8edb-388c9c560a6d_3ace69bc-ec96-4187-9053-4b35621d7638.webp https:files/9734ee4b-5359-4f35-8ec7-d8cad9590b4d_f17f864e-a73f-4683-9fbc-6a0df1fc759f.webp https:files/07c08170-31cb-40f1-936a-723b4a5bb92b_cc4108c2-46d7-4430-b26f-be15e6e3c9be.webp https:files/3fb483ee-a2c7-4b7f-8edb-388c9c560a6d_4dcfd9da-908a-44f7-a65c-91a51ee53cf8.webp https:files/f3f20b18-5445-4969-a7ed-7e80171d67ed_131cbe2d-ee64-43cf-8132-65fe5f0041b3.webp https:files/07e0e709-c68d-4faa-98cb-697113633e10_841484fc-036f-4f3d-bea4-81a5e5c8d72b.webp https:files/78d18c88-f729-4104-9ae4-a76bb36b0efa_3f56a3d8-d5e7-44be-9d24-5260d35e90aa.webp 52563003998575 Open Box 33.99 44.98 https: https://fromrebel.com/products/belt-positioning-booster-car-seat-sonic-diamonds-79be8f?variant=52563003998575 OutOfStock Open Box 52563049972079 Imperfect 26.99 44.98 https: https://fromrebel.com/products/belt-positioning-booster-car-seat-sonic-diamonds-79be8f?variant=52563049972079 OutOfStock Imperfect