The 34FF bra has a bigger band than the 32F bra. The 34FF bra has bigger cups and they are a lot deeper and wider than the 32F bra.
Moulded Shapes Explained
Freya Women's Deco Underwire Molded Strapless Bra, Black, 28D at Women's Clothing store: Bras
Freya » Deco Moulded Strapless Bra (4233)
Deco Strapless Bra by Freya, Black, Strapless Bra
Strapless Bras
Types of Bra & Bra Style Guide
Moulded Shapes Explained
Deco Black Moulded Plunge Bra from Freya
32F - Freya » Deco Moulded Plunge Bra (4234)
Freya Women's Deco Underwire Molded Strapless Bra, Black, 28D at Women's Clothing store: Bras
Comparing a 28F Freya Deco Moulded Strapless Bra (4233) with a 28E Freya Deco Moulded Plunge Bra (4234)
Types of Bra & Bra Style Guide
Freya Deco Moulded Strapless Bra