Aritzia Casual Contour Hi-Hip Tube Top Cotton-soft tube top in white, size medium NWT. Retails for $38. This is a tube top with double-layer fabric for a supportive, body-shaping fit. It's made with Aritzia’s Casual Contour — the cotton-soft version of our coveted Contour fabric. Same smoothing effect and second-skin feel, just more casual. Double-layer fabric. Content: 90% cotton, 10% elastane. Machine wash.