1. Sornean Egg shape LED Outdoor Light Safety Flasher for Riding, Outing and Camping (Click Link to Check Price on Amazon)
Editor's Rating : 9.2 out of 10
Material: Environmental SiliconeSize:5.9"L*2.56"W

2. Bicycle Rear Light Bike Taillight Egg Bicycle Accessories Back Heart Light Signal Night Warning Waterproof Cycling (Click Link to Check Price on Amazon)
Editor's Rating : 9.4 out of 10
Loop design and easy installation: Our premium bicycle lights can be installed in seconds without the need for any tools or other equipment. Add a light to your bike seat post, backpack, helmet or other areas for maximum safetyDURABLE AND WATERPROOF: High-grade silicone body with integrated strap and on/off switch

3. YouOKLight Bike Light Cycling Warning Waterproof Bike Taillight Rear Tail Bicycle Light Heart Shape 3Mode MTB Egg Light (Click Link to Check Price on Amazon)
Editor's Rating : 9.8 out of 10
Using super bright soft red LED lights can do bicycle taillights warning light series, can also be tied to the backpacks, or other items to help improve visibility and security for your nocturnal securityFlashing mode: 3 modes ( normal, flash, slow flash ), can change by pressing the button ( long press to fast flash mode ).

4. Carrep Cycling Heart Shaped Bike Tail Light Taillight Bike Waterproof Night Warning Rear Bicycle LED taillight Silicone Hanging LED for Cycling (Multicolor) (Click Link to Check Price on Amazon)
Editor's Rating : 9.9 out of 10
★ INCREASE YOUR SAFETY:Protect against rear end collisions with motorists.Provide safe and reliable visibility,improves safety tremendously as most bike-car collisions are due to inadequate side visibility★ SIMPLE TO INSTALL:Mount this bike rear light anywhere you want in seconds, such as the handlebar, the seat post or anywhere on the frame,even your backpack

5. Silicone Bicycle Led Tail Light Waterproof Cycling Heart/Egg Shaped Bike Tail Light,Multicolor (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Size:15cmx6.5cm(5 7/8"x2 4/8"),powered by 2xCR2032 batteries(included)