The phrase "seamless blend" is correct and commonly used in written English.
It refers to a smooth or without interruption integration of different elements or ideas. Example: The director managed to create a seamless blend of comedy and drama in the film, making it appealing to a wide audience.
It is a seamless blend of merlot, cabernet sauvignon, cabernet franc, malbec and petit verdot.
The Hilliard singers performed with their well-honed seamless blend, fine phrasing and subtle dynamic shadings.
Smith's talent endures, as seen in the seamless blend of old and new offerings.
In all his work, Mr Díaz manages a seamless blend of high diction and low, of poetry and vulgarity.
The men's noisy table talk, like their friendship, was a seamless blend of the personal and the political.
The song moves smoothly, in a seamless blend of instruments; its craft is something that clumsier bands might covet.
Their playing was characterized by a seamless blending of two distinct personalities which produced a complete musical unity.
Digital and laser systems allow a seamless blending of sky images, photos, artwork, video, and computer-generated animations.
"When he moved there after the whole transfer saga, everyone anticipated a seamless blending into the team where he'd eventually take over from Xavi as Busquets' partner.
Sahl, whose comedy depended on a seamless blending of what's in the news and what's in the neighborhood, and whose life would make a better movie than Lenny Bruce's did, both hated the Kennedys and needed them).
It starred Maurice Chevalier and Jeanette MacDonald, featured a delightfully sardonic performance by Myrna Loy, and was grounded in strong songs by Richard Rodgers and Lorenz Hart, but it was Mamoulian's seamless blending of songs and action that sets the film apart.
