1. TopBine 3 Pairs Bra Pads Inserts (Beige) (Click Link to Check Price on Amazon)
Editor's Rating : 8.8 out of 10
Pls note : it's best for B CUP and C CUP sports bra and bikini topSize: approx. 13 x 13 cm ( 5 x 5 inch)

2. Bra Pads Inserts Women's Comfy Sports Cups Bra Insert 3 Pairs in Set Beige By Nimiah (Click Link to Check Price on Amazon)
Editor's Rating : 9.3 out of 10
➤Cups Bra Inserts Size: Best for A B C D DD cup sports bra and bikini tops.➤Material: Comfortable bra padding.96% Nylon 4% Spandex breathable performance is very good.High quality, Chest pad side is sewn and no glued

3. 6 pairs Removeable bra pad insert ( beige) for sport bra and bikini tops (Click Link to Check Price on Amazon)
Editor's Rating : 9.1 out of 10

1:WIDE APPLICABILITY: Smart Cups Bra Insert pad perfect for swimsuits, bra pockets,

evening gowns, wedding dresses, sweaters & casual wear,

and just about any top that could use a triangular shaped insert.

2:Easy to Use:Below the chest pad thicker than the top 0.5in,

more conducive to the accumulation of the chest,

Lightweight bra inserts stay in place.

Smart cups don't slip at all, move around,

or stick out of your bras even when exercising pretty hard

4. Bra Inserts 4 Pairs,Vekey Bra Pads Bra Extenders Sewed Stitched Removable for Sports Bra Yoga Bra Swimming Suits Bikini Beige (B/C Cup Beige Triangle) (Click Link to Check Price on Amazon)
Editor's Rating : 9.6 out of 10
Triangle Bra Pads.Made of high quality air cotton,foam sponge.Soft,breathable,comfortable and durable.Thickened Lightweight.Pack of 4 pairs.Perfect for B/C cup.Support free cutting,DIY it for Small cup.

5. BBgoto 3 Pairs Round or Triangle Women Removable Sports Bra Pad Inserts for Yoga Bra Bikini Top Bralettes (C CUP, Round) (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
There are two kinds of pad ,round and triangle ,three pairs one package .Every one of ladies need the item ,it suit for you sports bra ,yoya bra,swimsuit ,bikini top,bralettes.