1 | Perfect for your tangerine-flake streamline baby, the Flair Elite chair by Boon has a molded plastic seat, a pneumatic lift for height adjustment, and a dishwasher-safe tray, among other features

($400, available January 2007 at Grow, 1943 W. Division St., 773-489-0009).

2 | Tray in place, the birch Babylon chair from Argington is a highchair; remove the tray and position the adjustable seat to support bigger kids. Remove both top pieces and the chair supports an adult

($198; $65 for tray conversion kit, at Grow).

3 | Ergonomically astute seating for children whose taste runs to futurism, Yves Béhar’s curvy Calla chair for Fleurville has a dishwasher-safe removable tray; a wide, stable base; and a telescoping stem for height adjustment

($950, at Galt Toys + Galt Baby, 900 N. Michigan Ave., 312-440-9550).

4 | The sleek birch Bam Bam chair by Christopher Ross is a snap to clean, with no nooks or crannies for stray Cheerios to get lost in

($1,100, to order at Elizabeth Marie, 3612 N. Southport Ave., 773-525-4100).

5 | Seat height and depth, footrest, and tray are all adjustable on the ergonomically designed, Swedish-made birch Svan chair, which morphs into adult seating

($249.95; cushion, $34.95; at Be By Baby! 1654 W. Roscoe St., 773-404-2229).